Home / 8,065.68-11,131.17-4,481.16

Finding the Fourth Proportional to 8,065.68, 11,131.17 and 4,481.16

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Solution

The fourth proportional to 8,065.68, 11,131.17 and 4,481.16 is: 6,184.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065.68 : 11,131.17 = 4,481.16 : x
  2. Step 2: Convert to fraction form
    8,065.68/11,131.17 = 4,481.16/x
  3. Step 3: Cross multiply
    8,065.68x = 11,131.17 × 4,481.16
  4. Step 4: Simplify right side
    8,065.68x = 49,880,553.76
  5. Step 5: Solve for x
    x = 49,880,553.76/8,065.68
  6. Step 6: Final answer
    x = 6,184.30

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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.