Answer :
Hey there!
[tex]\large\boxed{\frac{3}{4} \:\:or\:\: 0.75}[/tex]
The formula for slope is rise over run.
If the rise is 3 feet and the run is 4 feet, then the slope, or the pitch, is 3/4.
This can be written in decimal form as 0.75.
Hope this helps!