Dallas Mavericks are 7-5 this season and they are 10th in the Western conference. The same record would put them fourth in the Eastern conference
Atlanta Hawks is currently standing fourth with 7-6 record in the Eastern conference and would not even be in a play-in spot in the Western Conference at the moment. Meanwhile Pacers are 5-8 and have the last play-in spot in the Eastern conference.
Before the season many people considered the Eastern conference to be better this season but it seems like that is not the case. The top 11 of Western conference is 28-2 against the Eastern conference this season. The only two losses are Cavs two point overtime win against the Timberwolves and Pacers beating Grizzlies by four points.