Home / 8,225.38-11,351.29-4,499.38

Finding the Fourth Proportional to 8,225.38, 11,351.29 and 4,499.38

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Solution

The fourth proportional to 8,225.38, 11,351.29 and 4,499.38 is: 6,209.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,225.38 : 11,351.29 = 4,499.38 : x
  2. Step 2: Convert to fraction form
    8,225.38/11,351.29 = 4,499.38/x
  3. Step 3: Cross multiply
    8,225.38x = 11,351.29 × 4,499.38
  4. Step 4: Simplify right side
    8,225.38x = 51,073,767.20
  5. Step 5: Solve for x
    x = 51,073,767.20/8,225.38
  6. Step 6: Final answer
    x = 6,209.29

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Half scale
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Double scale
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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.