Home / 12,061.22-18,091.83-6,517.17

Finding the Fourth Proportional to 12,061.22, 18,091.83 and 6,517.17

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Solution

The fourth proportional to 12,061.22, 18,091.83 and 6,517.17 is: 9,775.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,061.22 : 18,091.83 = 6,517.17 : x
  2. Step 2: Convert to fraction form
    12,061.22/18,091.83 = 6,517.17/x
  3. Step 3: Cross multiply
    12,061.22x = 18,091.83 × 6,517.17
  4. Step 4: Simplify right side
    12,061.22x = 117,907,531.72
  5. Step 5: Solve for x
    x = 117,907,531.72/12,061.22
  6. Step 6: Final answer
    x = 9,775.76

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.