Home / 1,451.49-2,176.17-932.08

Finding the Fourth Proportional to 1,451.49, 2,176.17 and 932.08

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Solution

The fourth proportional to 1,451.49, 2,176.17 and 932.08 is: 1,397.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451.49 : 2,176.17 = 932.08 : x
  2. Step 2: Convert to fraction form
    1,451.49/2,176.17 = 932.08/x
  3. Step 3: Cross multiply
    1,451.49x = 2,176.17 × 932.08
  4. Step 4: Simplify right side
    1,451.49x = 2,028,364.53
  5. Step 5: Solve for x
    x = 2,028,364.53/1,451.49
  6. Step 6: Final answer
    x = 1,397.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.