Home / 1,716.36-2,366.92-1,531.68

Finding the Fourth Proportional to 1,716.36, 2,366.92 and 1,531.68

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Solution

The fourth proportional to 1,716.36, 2,366.92 and 1,531.68 is: 2,112.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716.36 : 2,366.92 = 1,531.68 : x
  2. Step 2: Convert to fraction form
    1,716.36/2,366.92 = 1,531.68/x
  3. Step 3: Cross multiply
    1,716.36x = 2,366.92 × 1,531.68
  4. Step 4: Simplify right side
    1,716.36x = 3,625,364.03
  5. Step 5: Solve for x
    x = 3,625,364.03/1,716.36
  6. Step 6: Final answer
    x = 2,112.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.