Home / 11,663.24-17,497.58-3,872.04

Finding the Fourth Proportional to 11,663.24, 17,497.58 and 3,872.04

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Solution

The fourth proportional to 11,663.24, 17,497.58 and 3,872.04 is: 5,808.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,663.24 : 17,497.58 = 3,872.04 : x
  2. Step 2: Convert to fraction form
    11,663.24/17,497.58 = 3,872.04/x
  3. Step 3: Cross multiply
    11,663.24x = 17,497.58 × 3,872.04
  4. Step 4: Simplify right side
    11,663.24x = 67,751,310.30
  5. Step 5: Solve for x
    x = 67,751,310.30/11,663.24
  6. Step 6: Final answer
    x = 5,808.96

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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.