Home / 5,553.20-7,663.39-3,035.31

Finding the Fourth Proportional to 5,553.20, 7,663.39 and 3,035.31

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Solution

The fourth proportional to 5,553.20, 7,663.39 and 3,035.31 is: 4,188.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.20 : 7,663.39 = 3,035.31 : x
  2. Step 2: Convert to fraction form
    5,553.20/7,663.39 = 3,035.31/x
  3. Step 3: Cross multiply
    5,553.20x = 7,663.39 × 3,035.31
  4. Step 4: Simplify right side
    5,553.20x = 23,260,764.30
  5. Step 5: Solve for x
    x = 23,260,764.30/5,553.20
  6. Step 6: Final answer
    x = 4,188.72

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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.