1 foot is about 0.0002 miles.
Let's transpose the distance walked by Rita from feet to miles. Let x be 13,200 feet in miles.
1 foot --> 0.0002 miles
13,200 feet --> x miles
x = (13200*0.0002)/1 = 13200*0.0002 = 2.64 miles.
2.64<4, so Fabian walked further.
Hope this Helps! :)