Home / 5,402.32-8,103.50-3,648.62

Finding the Fourth Proportional to 5,402.32, 8,103.50 and 3,648.62

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Solution

The fourth proportional to 5,402.32, 8,103.50 and 3,648.62 is: 5,472.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402.32 : 8,103.50 = 3,648.62 : x
  2. Step 2: Convert to fraction form
    5,402.32/8,103.50 = 3,648.62/x
  3. Step 3: Cross multiply
    5,402.32x = 8,103.50 × 3,648.62
  4. Step 4: Simplify right side
    5,402.32x = 29,566,592.17
  5. Step 5: Solve for x
    x = 29,566,592.17/5,402.32
  6. Step 6: Final answer
    x = 5,472.94

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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.