Home / 6,691.97-9,236.06-3,858.83

Finding the Fourth Proportional to 6,691.97, 9,236.06 and 3,858.83

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Solution

The fourth proportional to 6,691.97, 9,236.06 and 3,858.83 is: 5,325.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,691.97 : 9,236.06 = 3,858.83 : x
  2. Step 2: Convert to fraction form
    6,691.97/9,236.06 = 3,858.83/x
  3. Step 3: Cross multiply
    6,691.97x = 9,236.06 × 3,858.83
  4. Step 4: Simplify right side
    6,691.97x = 35,640,385.41
  5. Step 5: Solve for x
    x = 35,640,385.41/6,691.97
  6. Step 6: Final answer
    x = 5,325.84

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1.5x scale

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.