Home / 8,232.73-11,337.23-7,155.53

Finding the Fourth Proportional to 8,232.73, 11,337.23 and 7,155.53

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Solution

The fourth proportional to 8,232.73, 11,337.23 and 7,155.53 is: 9,853.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,232.73 : 11,337.23 = 7,155.53 : x
  2. Step 2: Convert to fraction form
    8,232.73/11,337.23 = 7,155.53/x
  3. Step 3: Cross multiply
    8,232.73x = 11,337.23 × 7,155.53
  4. Step 4: Simplify right side
    8,232.73x = 81,123,889.38
  5. Step 5: Solve for x
    x = 81,123,889.38/8,232.73
  6. Step 6: Final answer
    x = 9,853.83

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Half scale
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Double scale
Find fourth proportional to 8,233.73, 11,338.61 and 7,156.53
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.