Home / 6,691.26-10,036.09-1,761.28

Finding the Fourth Proportional to 6,691.26, 10,036.09 and 1,761.28

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Solution

The fourth proportional to 6,691.26, 10,036.09 and 1,761.28 is: 2,641.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,691.26 : 10,036.09 = 1,761.28 : x
  2. Step 2: Convert to fraction form
    6,691.26/10,036.09 = 1,761.28/x
  3. Step 3: Cross multiply
    6,691.26x = 10,036.09 × 1,761.28
  4. Step 4: Simplify right side
    6,691.26x = 17,676,364.60
  5. Step 5: Solve for x
    x = 17,676,364.60/6,691.26
  6. Step 6: Final answer
    x = 2,641.71

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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.