Home / 6,711.38-9,261.87-3,727.34

Finding the Fourth Proportional to 6,711.38, 9,261.87 and 3,727.34

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Solution

The fourth proportional to 6,711.38, 9,261.87 and 3,727.34 is: 5,143.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,711.38 : 9,261.87 = 3,727.34 : x
  2. Step 2: Convert to fraction form
    6,711.38/9,261.87 = 3,727.34/x
  3. Step 3: Cross multiply
    6,711.38x = 9,261.87 × 3,727.34
  4. Step 4: Simplify right side
    6,711.38x = 34,522,092.22
  5. Step 5: Solve for x
    x = 34,522,092.22/6,711.38
  6. Step 6: Final answer
    x = 5,143.82

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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.