Home / 10,963.60-16,437.30-5,691.04

Finding the Fourth Proportional to 10,963.60, 16,437.30 and 5,691.04

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Solution

The fourth proportional to 10,963.60, 16,437.30 and 5,691.04 is: 8,532.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,963.60 : 16,437.30 = 5,691.04 : x
  2. Step 2: Convert to fraction form
    10,963.60/16,437.30 = 5,691.04/x
  3. Step 3: Cross multiply
    10,963.60x = 16,437.30 × 5,691.04
  4. Step 4: Simplify right side
    10,963.60x = 93,545,331.79
  5. Step 5: Solve for x
    x = 93,545,331.79/10,963.60
  6. Step 6: Final answer
    x = 8,532.36

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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.