Home / 10,324.71-15,487.92-2,929.77

Finding the Fourth Proportional to 10,324.71, 15,487.92 and 2,929.77

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Solution

The fourth proportional to 10,324.71, 15,487.92 and 2,929.77 is: 4,394.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,324.71 : 15,487.92 = 2,929.77 : x
  2. Step 2: Convert to fraction form
    10,324.71/15,487.92 = 2,929.77/x
  3. Step 3: Cross multiply
    10,324.71x = 15,487.92 × 2,929.77
  4. Step 4: Simplify right side
    10,324.71x = 45,376,043.38
  5. Step 5: Solve for x
    x = 45,376,043.38/10,324.71
  6. Step 6: Final answer
    x = 4,394.90

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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.