Home / 5,107.17-7,644.33-3,454.62

Finding the Fourth Proportional to 5,107.17, 7,644.33 and 3,454.62

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Solution

The fourth proportional to 5,107.17, 7,644.33 and 3,454.62 is: 5,170.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107.17 : 7,644.33 = 3,454.62 : x
  2. Step 2: Convert to fraction form
    5,107.17/7,644.33 = 3,454.62/x
  3. Step 3: Cross multiply
    5,107.17x = 7,644.33 × 3,454.62
  4. Step 4: Simplify right side
    5,107.17x = 26,408,255.30
  5. Step 5: Solve for x
    x = 26,408,255.30/5,107.17
  6. Step 6: Final answer
    x = 5,170.82

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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.