The Wronskian & Variation of Parameters · Medium problem

Pair A solves $y''+2y'+5y=0$ with Wronskian $W_A(0)=4$. Pair B solves $y''+6y'+13y=0$ with Wronskian $W_B(0)=4$. Using Abel's formula for each, find $\dfrac{W_A(1)}{W_B(1)}$.