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Finding the Fourth Proportional to 11,668.61, 17,505.14 and 3,773.27

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Solution

The fourth proportional to 11,668.61, 17,505.14 and 3,773.27 is: 5,660.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,668.61 : 17,505.14 = 3,773.27 : x
  2. Step 2: Convert to fraction form
    11,668.61/17,505.14 = 3,773.27/x
  3. Step 3: Cross multiply
    11,668.61x = 17,505.14 × 3,773.27
  4. Step 4: Simplify right side
    11,668.61x = 66,051,513.22
  5. Step 5: Solve for x
    x = 66,051,513.22/11,668.61
  6. Step 6: Final answer
    x = 5,660.62

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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.