It's about nine-and-a-half times the number of Olympic Gold Medals Won by the Soviet Union.
In other words, 4,500 is 9.510 times the count of Olympic Gold Medals Won by the Soviet Union, and the count of Olympic Gold Medals Won by the Soviet Union is 0.1050 times that amount.(a.k.a. Union of Soviet Socialist Republics, a.k.a. USSR, a.k.a. Сою́з Сове́тских Социалисти́ческих Респу́блик, a.k.a. CCCP) (a.k.a. Olympic Games, a.k.a. Jeux olympiques) (Summer and Winter Games grand totals; excluding Russian Federation Medals) (1952 thru 1988 figures)
It's about one-tenth the number of Seats in The Colosseum.
In other words, the count of Seats in The Colosseum is 10 times 4,500.(a.k.a. The Coliseum, a.k.a. Flavian Amphitheatre, a.k.a. Amphitheatrum Flavium, a.k.a. Anfiteatro Flavio or Colosseo) (Rome) (estimated)
It's about one-tenth the number of Seats in New Yankee Stadium.
In other words, 4,500 is 0.089486 times the count of Seats in New Yankee Stadium, and the count of Seats in New Yankee Stadium is 11.1750 times that amount.(2014 figures for 2009 Stadium; seating figures only) (a.k.a. Yankee Stadium, a.k.a. The Stadium, a.k.a. The House that George Built) (South Bronx, New York City, New York)
New Yankee Stadium has a seating capacity of 50,287. The Stadium was built between 2006 and 2009 out of 11,000 pieces of Indiana limestone.
It's about thirteen times the number of Sesame Seeds on a Big Mac bun.
It's about fourteen-and-a-half times the number of Manned Flights to Space.
In other words, the count of a Manned Flights to Space is 0.0694 times 4,500.(2016 figures) (flights with at least 80km altitude; US, Russia, the Soviet Union, and China)
It's about fourteen-and-a-half times the number of Beatles Songs.
In other words, the count of Beatles Songs is 0.0685 times 4,500.(a.k.a. The Beatles) (1958 thru 1996)
On a total of 58 albums, the Beatles recorded 309 songs during their performing career (with three of the songs released only on post-breakup Anthology albums after 1970). Of their catalog, a total of thirteen songs were number-one chart hits in both the US and the UK.
It's about sixteen-and-a-half times the number of Professional Baseball Teams in the United States.
In other words, the count of Professional Baseball Teams in the United States is 0.0613 times 4,500.(2016 figures) (includes Major, Minor, and Independent Leagues)