Home / 10,992.38-16,491.28-3,201.26

Finding the Fourth Proportional to 10,992.38, 16,491.28 and 3,201.26

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Solution

The fourth proportional to 10,992.38, 16,491.28 and 3,201.26 is: 4,802.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,992.38 : 16,491.28 = 3,201.26 : x
  2. Step 2: Convert to fraction form
    10,992.38/16,491.28 = 3,201.26/x
  3. Step 3: Cross multiply
    10,992.38x = 16,491.28 × 3,201.26
  4. Step 4: Simplify right side
    10,992.38x = 52,792,875.01
  5. Step 5: Solve for x
    x = 52,792,875.01/10,992.38
  6. Step 6: Final answer
    x = 4,802.68

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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.