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Finding the Fourth Proportional to 5,592.44, 7,704.22 and 3,910.70

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Solution

The fourth proportional to 5,592.44, 7,704.22 and 3,910.70 is: 5,387.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,592.44 : 7,704.22 = 3,910.70 : x
  2. Step 2: Convert to fraction form
    5,592.44/7,704.22 = 3,910.70/x
  3. Step 3: Cross multiply
    5,592.44x = 7,704.22 × 3,910.70
  4. Step 4: Simplify right side
    5,592.44x = 30,128,893.15
  5. Step 5: Solve for x
    x = 30,128,893.15/5,592.44
  6. Step 6: Final answer
    x = 5,387.43

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.