I need help with this question I’m sooooo confused

y = 5 / 4x
Constant Proportional is " K "
Then: ======> y = kx
What number multiply: "X" to get "Y"
Therefore, y = 5 / 4x =======> 5 / 4
Answer ======> Constant Proportionality, would be, =====> 5 / 4
Hope that helps!!! : )