Home / 7,747.28-11,622.56-2,553.04

Finding the Fourth Proportional to 7,747.28, 11,622.56 and 2,553.04

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Solution

The fourth proportional to 7,747.28, 11,622.56 and 2,553.04 is: 3,830.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,747.28 : 11,622.56 = 2,553.04 : x
  2. Step 2: Convert to fraction form
    7,747.28/11,622.56 = 2,553.04/x
  3. Step 3: Cross multiply
    7,747.28x = 11,622.56 × 2,553.04
  4. Step 4: Simplify right side
    7,747.28x = 29,672,860.58
  5. Step 5: Solve for x
    x = 29,672,860.58/7,747.28
  6. Step 6: Final answer
    x = 3,830.10

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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.