The meeting, held in Milwaukee, ended with a score of 107: 96 in favor of the hosts of the site.
The Bucks' highest scoring player was Yannis Adetokunbo, with 34 points and 12 rebounds.
Another 10 points were brought to the team by Chris Middleton.
Kevin Durant has a double-double of 28 points and 13 rebounds for Brooklyn.
Another 11 points were scored by Kyrie Irving, who was injured in the third period, which did not allow him to complete the meeting.
The score in the series to four wins was 2: 2.
The fifth game will take place in New York on June 15th.
Earlier it was reported that the Clippers defeated Utah and closed the gap in the NBA playoff series.