Young's double-slit experiment is performed with blue and green light of wavelengths 4360A˚ and 5460A˚, respectively. If x is the distance of the fourth maximum from the central maximum, then:
(a) x(blue)=x(green)
(b) x(blue)>x(green)
(c) x(blue)<x(green)
(d) x(green)x(blue)=43605460