Răspuns:
{a, b, c, d} d.p. {2, 3, 4, 6}
[tex] \frac{a}{2} = \frac{b}{3} = \ \frac{c}{4} = \frac{d}{6} = k \\ \\ \frac{a}{2} = k = > a = 2k \\ \\ \frac{b}{3} = k = > b = 3k \\ \\ \frac{c}{4} = k = > c = 4k \\ \\ \frac{d}{6} = k = > d = 6k \\ \\ [/tex]