渐近线方程为:y=±3x/4,焦点在X轴,设实半轴a=4m,虚半轴b=3m,双曲线方程为:x^2/16m^2-y^2/9m^2=1,c^2=(a^2+b^2)=16m^2+9m^2=25m^2,25m^2=(√26)^2,m=√26/5,故双曲线方程为:25x^2/416-25x^2/234=1.