Home / 1,456.52-2,010.66-932.85

Finding the Fourth Proportional to 1,456.52, 2,010.66 and 932.85

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Solution

The fourth proportional to 1,456.52, 2,010.66 and 932.85 is: 1,287.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456.52 : 2,010.66 = 932.85 : x
  2. Step 2: Convert to fraction form
    1,456.52/2,010.66 = 932.85/x
  3. Step 3: Cross multiply
    1,456.52x = 2,010.66 × 932.85
  4. Step 4: Simplify right side
    1,456.52x = 1,875,640.68
  5. Step 5: Solve for x
    x = 1,875,640.68/1,456.52
  6. Step 6: Final answer
    x = 1,287.76

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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.