Dancing With the Stars' Emma Slater and Sasha Farber have separated after four years of union, PEOPLE has confirmed.

Dancing with the Stars

Dancing with the Stars

Farber 38 and Slater 33, both recently choreographed a number of routines for the most recent season of So You Think You Can Dance..

In October of 2016, they were engaged during an actual taping for the ABC show, after they performed to the tune of BrunoMars's "Just the Way You Are."

A former presenter Tom Bergeron took them into the middle of the ballroom. He then said to Farber: "Sasha, I always believed you could be a host.

Farber held Slater's hands, and told her, "Babe, I wanted to do this for an extended period of time." He fell on one knee before an elated

Slater told her in front of the shocked crowd: "I love you so very much. Are you going to get married to me?"

"We purchased a home recently and it's like the natural development. My mom told me that marriage should be natural and not be it was a surprise.