Home / 8,327.43-11,491.71-4,550.51

Finding the Fourth Proportional to 8,327.43, 11,491.71 and 4,550.51

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Solution

The fourth proportional to 8,327.43, 11,491.71 and 4,550.51 is: 6,279.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,327.43 : 11,491.71 = 4,550.51 : x
  2. Step 2: Convert to fraction form
    8,327.43/11,491.71 = 4,550.51/x
  3. Step 3: Cross multiply
    8,327.43x = 11,491.71 × 4,550.51
  4. Step 4: Simplify right side
    8,327.43x = 52,293,141.27
  5. Step 5: Solve for x
    x = 52,293,141.27/8,327.43
  6. Step 6: Final answer
    x = 6,279.63

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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.