Home / 10,691.24-14,752.80-5,975.96

Finding the Fourth Proportional to 10,691.24, 14,752.80 and 5,975.96

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Solution

The fourth proportional to 10,691.24, 14,752.80 and 5,975.96 is: 8,246.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,691.24 : 14,752.80 = 5,975.96 : x
  2. Step 2: Convert to fraction form
    10,691.24/14,752.80 = 5,975.96/x
  3. Step 3: Cross multiply
    10,691.24x = 14,752.80 × 5,975.96
  4. Step 4: Simplify right side
    10,691.24x = 88,162,142.69
  5. Step 5: Solve for x
    x = 88,162,142.69/10,691.24
  6. Step 6: Final answer
    x = 8,246.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.