Home / 8,327.04-12,490.56-2,171.04

Finding the Fourth Proportional to 8,327.04, 12,490.56 and 2,171.04

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Solution

The fourth proportional to 8,327.04, 12,490.56 and 2,171.04 is: 3,256.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,327.04 : 12,490.56 = 2,171.04 : x
  2. Step 2: Convert to fraction form
    8,327.04/12,490.56 = 2,171.04/x
  3. Step 3: Cross multiply
    8,327.04x = 12,490.56 × 2,171.04
  4. Step 4: Simplify right side
    8,327.04x = 27,117,505.38
  5. Step 5: Solve for x
    x = 27,117,505.38/8,327.04
  6. Step 6: Final answer
    x = 3,256.56

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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.