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Finding the Fourth Proportional to 11,640.11, 17,461.17 and 5,066.96

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Solution

The fourth proportional to 11,640.11, 17,461.17 and 5,066.96 is: 7,600.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,640.11 : 17,461.17 = 5,066.96 : x
  2. Step 2: Convert to fraction form
    11,640.11/17,461.17 = 5,066.96/x
  3. Step 3: Cross multiply
    11,640.11x = 17,461.17 × 5,066.96
  4. Step 4: Simplify right side
    11,640.11x = 88,474,962.64
  5. Step 5: Solve for x
    x = 88,474,962.64/11,640.11
  6. Step 6: Final answer
    x = 7,600.87

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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.