Home / 11,481.75-17,225.06-3,691.17

Finding the Fourth Proportional to 11,481.75, 17,225.06 and 3,691.17

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Solution

The fourth proportional to 11,481.75, 17,225.06 and 3,691.17 is: 5,537.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,481.75 : 17,225.06 = 3,691.17 : x
  2. Step 2: Convert to fraction form
    11,481.75/17,225.06 = 3,691.17/x
  3. Step 3: Cross multiply
    11,481.75x = 17,225.06 × 3,691.17
  4. Step 4: Simplify right side
    11,481.75x = 63,580,606.26
  5. Step 5: Solve for x
    x = 63,580,606.26/11,481.75
  6. Step 6: Final answer
    x = 5,537.54

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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.