Home / 11,691.47-17,539.61-4,296.04

Finding the Fourth Proportional to 11,691.47, 17,539.61 and 4,296.04

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Solution

The fourth proportional to 11,691.47, 17,539.61 and 4,296.04 is: 6,444.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,691.47 : 17,539.61 = 4,296.04 : x
  2. Step 2: Convert to fraction form
    11,691.47/17,539.61 = 4,296.04/x
  3. Step 3: Cross multiply
    11,691.47x = 17,539.61 × 4,296.04
  4. Step 4: Simplify right side
    11,691.47x = 75,350,800.82
  5. Step 5: Solve for x
    x = 75,350,800.82/11,691.47
  6. Step 6: Final answer
    x = 6,444.94

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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.