The Falcons pulled away in the second half after leading by just one point at halftime.
Prairie’s Kam Osborn led all scorers with 22 points and he also had seven rebounds and four assists.
Matthew Kogler had 10 rebounds and five points for Prairie, and Braiden Broadbent had 11 points and six rebounds.
Fort’s Johnny Green had a double-double with 14 points and 12 rebounds. James Husband Jr. added 12 points.