Home / 8,010.47-12,015.70-2,167.53

Finding the Fourth Proportional to 8,010.47, 12,015.70 and 2,167.53

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Solution

The fourth proportional to 8,010.47, 12,015.70 and 2,167.53 is: 3,251.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,010.47 : 12,015.70 = 2,167.53 : x
  2. Step 2: Convert to fraction form
    8,010.47/12,015.70 = 2,167.53/x
  3. Step 3: Cross multiply
    8,010.47x = 12,015.70 × 2,167.53
  4. Step 4: Simplify right side
    8,010.47x = 26,044,379.38
  5. Step 5: Solve for x
    x = 26,044,379.38/8,010.47
  6. Step 6: Final answer
    x = 3,251.29

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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.