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Finding the Fourth Proportional to 11,548.66, 17,324.80 and 3,755.64

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Solution

The fourth proportional to 11,548.66, 17,324.80 and 3,755.64 is: 5,634.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,548.66 : 17,324.80 = 3,755.64 : x
  2. Step 2: Convert to fraction form
    11,548.66/17,324.80 = 3,755.64/x
  3. Step 3: Cross multiply
    11,548.66x = 17,324.80 × 3,755.64
  4. Step 4: Simplify right side
    11,548.66x = 65,065,711.87
  5. Step 5: Solve for x
    x = 65,065,711.87/11,548.66
  6. Step 6: Final answer
    x = 5,634.05

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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.