2 1/8 ln y= 4 1/4 ln x+ 3/8

ln y^17/8 - ln x^34/8 = 3/8

ln [y^(17/8) /x^(34/8)] = 3/8

y^(17/8) / x^(34/8) = e^(3/8)

y^17 = x^(2*17) * e^3 = (x^2)^17 e^3
y = x^2 e^(3/17)