Home / 3,962.10-5,943.15-2,649.90

Finding the Fourth Proportional to 3,962.10, 5,943.15 and 2,649.90

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Solution

The fourth proportional to 3,962.10, 5,943.15 and 2,649.90 is: 3,974.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962.10 : 5,943.15 = 2,649.90 : x
  2. Step 2: Convert to fraction form
    3,962.10/5,943.15 = 2,649.90/x
  3. Step 3: Cross multiply
    3,962.10x = 5,943.15 × 2,649.90
  4. Step 4: Simplify right side
    3,962.10x = 15,748,753.19
  5. Step 5: Solve for x
    x = 15,748,753.19/3,962.10
  6. Step 6: Final answer
    x = 3,974.85

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Similar ratio
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1.5x scale

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.