Home / 9,229.38-12,735.16-5,195.62

Finding the Fourth Proportional to 9,229.38, 12,735.16 and 5,195.62

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Solution

The fourth proportional to 9,229.38, 12,735.16 and 5,195.62 is: 7,169.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,229.38 : 12,735.16 = 5,195.62 : x
  2. Step 2: Convert to fraction form
    9,229.38/12,735.16 = 5,195.62/x
  3. Step 3: Cross multiply
    9,229.38x = 12,735.16 × 5,195.62
  4. Step 4: Simplify right side
    9,229.38x = 66,167,052.00
  5. Step 5: Solve for x
    x = 66,167,052.00/9,229.38
  6. Step 6: Final answer
    x = 7,169.18

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.