Home / 7,997.92-11,996.88-2,451.28

Finding the Fourth Proportional to 7,997.92, 11,996.88 and 2,451.28

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Solution

The fourth proportional to 7,997.92, 11,996.88 and 2,451.28 is: 3,676.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,997.92 : 11,996.88 = 2,451.28 : x
  2. Step 2: Convert to fraction form
    7,997.92/11,996.88 = 2,451.28/x
  3. Step 3: Cross multiply
    7,997.92x = 11,996.88 × 2,451.28
  4. Step 4: Simplify right side
    7,997.92x = 29,407,712.01
  5. Step 5: Solve for x
    x = 29,407,712.01/7,997.92
  6. Step 6: Final answer
    x = 3,676.92

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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.