Home / 7,691.28-11,536.92-2,497.56

Finding the Fourth Proportional to 7,691.28, 11,536.92 and 2,497.56

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Solution

The fourth proportional to 7,691.28, 11,536.92 and 2,497.56 is: 3,746.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,691.28 : 11,536.92 = 2,497.56 : x
  2. Step 2: Convert to fraction form
    7,691.28/11,536.92 = 2,497.56/x
  3. Step 3: Cross multiply
    7,691.28x = 11,536.92 × 2,497.56
  4. Step 4: Simplify right side
    7,691.28x = 28,814,149.92
  5. Step 5: Solve for x
    x = 28,814,149.92/7,691.28
  6. Step 6: Final answer
    x = 3,746.34

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1.5x scale

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.