Home / 8,327.38-11,491.86-4,550.64

Finding the Fourth Proportional to 8,327.38, 11,491.86 and 4,550.64

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Solution

The fourth proportional to 8,327.38, 11,491.86 and 4,550.64 is: 6,279.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,327.38 : 11,491.86 = 4,550.64 : x
  2. Step 2: Convert to fraction form
    8,327.38/11,491.86 = 4,550.64/x
  3. Step 3: Cross multiply
    8,327.38x = 11,491.86 × 4,550.64
  4. Step 4: Simplify right side
    8,327.38x = 52,295,317.79
  5. Step 5: Solve for x
    x = 52,295,317.79/8,327.38
  6. Step 6: Final answer
    x = 6,279.92

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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.