Home / 6,691.97-10,038.07-1,761.42

Finding the Fourth Proportional to 6,691.97, 10,038.07 and 1,761.42

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Solution

The fourth proportional to 6,691.97, 10,038.07 and 1,761.42 is: 2,642.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,691.97 : 10,038.07 = 1,761.42 : x
  2. Step 2: Convert to fraction form
    6,691.97/10,038.07 = 1,761.42/x
  3. Step 3: Cross multiply
    6,691.97x = 10,038.07 × 1,761.42
  4. Step 4: Simplify right side
    6,691.97x = 17,681,248.45
  5. Step 5: Solve for x
    x = 17,681,248.45/6,691.97
  6. Step 6: Final answer
    x = 2,642.16

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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.