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Finding the Fourth Proportional to 11,850.62, 17,764.94 and 4,459.98

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Solution

The fourth proportional to 11,850.62, 17,764.94 and 4,459.98 is: 6,685.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,850.62 : 17,764.94 = 4,459.98 : x
  2. Step 2: Convert to fraction form
    11,850.62/17,764.94 = 4,459.98/x
  3. Step 3: Cross multiply
    11,850.62x = 17,764.94 × 4,459.98
  4. Step 4: Simplify right side
    11,850.62x = 79,231,254.80
  5. Step 5: Solve for x
    x = 79,231,254.80/11,850.62
  6. Step 6: Final answer
    x = 6,685.83

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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.