The line of action of the resultant of two like parallel forces \( \mathrm{P} \) shifts by one-f...

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The line of action of the resultant of two like parallel forces
\( \mathrm{P} \) shifts by one-fourth of the distance between the forces when
\( \mathrm{W} \) the two forces are interchanged. The ratio of the two forces is
(1) \( 1: 2 \)
(2) \( 2: 3 \)
(3) \( 3: 4 \)
(4) \( 3: 5 \)
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