Home / 5,081.22-7,010.82-3,193.12

Finding the Fourth Proportional to 5,081.22, 7,010.82 and 3,193.12

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Solution

The fourth proportional to 5,081.22, 7,010.82 and 3,193.12 is: 4,405.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081.22 : 7,010.82 = 3,193.12 : x
  2. Step 2: Convert to fraction form
    5,081.22/7,010.82 = 3,193.12/x
  3. Step 3: Cross multiply
    5,081.22x = 7,010.82 × 3,193.12
  4. Step 4: Simplify right side
    5,081.22x = 22,386,389.56
  5. Step 5: Solve for x
    x = 22,386,389.56/5,081.22
  6. Step 6: Final answer
    x = 4,405.71

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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.