Home / 2,320.10-3,479.29-932.97

Finding the Fourth Proportional to 2,320.10, 3,479.29 and 932.97

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Solution

The fourth proportional to 2,320.10, 3,479.29 and 932.97 is: 1,399.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320.10 : 3,479.29 = 932.97 : x
  2. Step 2: Convert to fraction form
    2,320.10/3,479.29 = 932.97/x
  3. Step 3: Cross multiply
    2,320.10x = 3,479.29 × 932.97
  4. Step 4: Simplify right side
    2,320.10x = 3,246,070.86
  5. Step 5: Solve for x
    x = 3,246,070.86/2,320.10
  6. Step 6: Final answer
    x = 1,399.11

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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.