Home / 1,452.37-2,179.17-932.65

Finding the Fourth Proportional to 1,452.37, 2,179.17 and 932.65

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Solution

The fourth proportional to 1,452.37, 2,179.17 and 932.65 is: 1,399.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452.37 : 2,179.17 = 932.65 : x
  2. Step 2: Convert to fraction form
    1,452.37/2,179.17 = 932.65/x
  3. Step 3: Cross multiply
    1,452.37x = 2,179.17 × 932.65
  4. Step 4: Simplify right side
    1,452.37x = 2,032,402.90
  5. Step 5: Solve for x
    x = 2,032,402.90/1,452.37
  6. Step 6: Final answer
    x = 1,399.37

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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.