Red Rolfe singled to lead off the ninth off Max Lanier and scored on an error on Roy Cullenbine's bunt attempt.
In the bottom of the ninth, with two on and two outs, Marty Marion put the Cardinals on the board with a two-run triple, then scored on Ken O'Dea's single.
After Jimmy Brown walked, Spud Chandler relieved Ruffing and allowed an RBI single to Terry Moore.
In Game 4, the Yankees struck first in the bottom of the first when Red Rolfe doubled off Mort Cooper and scored on Roy Cullenbine's single.
Harry Gumbert relieved Cooper and Joe Gordon reached first third baseman Kurowski's throwing error, then scored on Jerry Priddy's double to tie the game, but the Cardinals took the lead for good in the seventh.
After two leadoff walks, an RBI single by Walker Cooper put them up 7–6, and Marty Marion hit a sacrifice fly off Tiny Bonham later that inning.
Though the Yankees put two on in the bottom of the ninth on a single and error with no outs, Beazley picked off Joe Gordon at second and retired the next two batters to end the game and give the Cardinals the championship.