Home / 5,630.28-8,442.36-3,169.89

Finding the Fourth Proportional to 5,630.28, 8,442.36 and 3,169.89

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Solution

The fourth proportional to 5,630.28, 8,442.36 and 3,169.89 is: 4,753.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,630.28 : 8,442.36 = 3,169.89 : x
  2. Step 2: Convert to fraction form
    5,630.28/8,442.36 = 3,169.89/x
  3. Step 3: Cross multiply
    5,630.28x = 8,442.36 × 3,169.89
  4. Step 4: Simplify right side
    5,630.28x = 26,761,352.54
  5. Step 5: Solve for x
    x = 26,761,352.54/5,630.28
  6. Step 6: Final answer
    x = 4,753.11

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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.