Home / 6,691.32-10,031.51-2,528.97

Finding the Fourth Proportional to 6,691.32, 10,031.51 and 2,528.97

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Solution

The fourth proportional to 6,691.32, 10,031.51 and 2,528.97 is: 3,791.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,691.32 : 10,031.51 = 2,528.97 : x
  2. Step 2: Convert to fraction form
    6,691.32/10,031.51 = 2,528.97/x
  3. Step 3: Cross multiply
    6,691.32x = 10,031.51 × 2,528.97
  4. Step 4: Simplify right side
    6,691.32x = 25,369,387.84
  5. Step 5: Solve for x
    x = 25,369,387.84/6,691.32
  6. Step 6: Final answer
    x = 3,791.39

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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.