Home / 7,451.97-11,177.96-4,871.31

Finding the Fourth Proportional to 7,451.97, 11,177.96 and 4,871.31

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Solution

The fourth proportional to 7,451.97, 11,177.96 and 4,871.31 is: 7,306.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,451.97 : 11,177.96 = 4,871.31 : x
  2. Step 2: Convert to fraction form
    7,451.97/11,177.96 = 4,871.31/x
  3. Step 3: Cross multiply
    7,451.97x = 11,177.96 × 4,871.31
  4. Step 4: Simplify right side
    7,451.97x = 54,451,308.33
  5. Step 5: Solve for x
    x = 54,451,308.33/7,451.97
  6. Step 6: Final answer
    x = 7,306.97

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Half scale
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Double scale
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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.