Home / 5,353.20-8,035.56-2,755.44

Finding the Fourth Proportional to 5,353.20, 8,035.56 and 2,755.44

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Solution

The fourth proportional to 5,353.20, 8,035.56 and 2,755.44 is: 4,136.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,353.20 : 8,035.56 = 2,755.44 : x
  2. Step 2: Convert to fraction form
    5,353.20/8,035.56 = 2,755.44/x
  3. Step 3: Cross multiply
    5,353.20x = 8,035.56 × 2,755.44
  4. Step 4: Simplify right side
    5,353.20x = 22,141,503.45
  5. Step 5: Solve for x
    x = 22,141,503.45/5,353.20
  6. Step 6: Final answer
    x = 4,136.12

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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.