Home / 10,663.52-15,984.10-5,976.66

Finding the Fourth Proportional to 10,663.52, 15,984.10 and 5,976.66

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Solution

The fourth proportional to 10,663.52, 15,984.10 and 5,976.66 is: 8,958.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,663.52 : 15,984.10 = 5,976.66 : x
  2. Step 2: Convert to fraction form
    10,663.52/15,984.10 = 5,976.66/x
  3. Step 3: Cross multiply
    10,663.52x = 15,984.10 × 5,976.66
  4. Step 4: Simplify right side
    10,663.52x = 95,531,531.11
  5. Step 5: Solve for x
    x = 95,531,531.11/10,663.52
  6. Step 6: Final answer
    x = 8,958.72

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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.