Home / 6,517.26-9,777.31-2,134.55

Finding the Fourth Proportional to 6,517.26, 9,777.31 and 2,134.55

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Solution

The fourth proportional to 6,517.26, 9,777.31 and 2,134.55 is: 3,202.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,517.26 : 9,777.31 = 2,134.55 : x
  2. Step 2: Convert to fraction form
    6,517.26/9,777.31 = 2,134.55/x
  3. Step 3: Cross multiply
    6,517.26x = 9,777.31 × 2,134.55
  4. Step 4: Simplify right side
    6,517.26x = 20,870,176.17
  5. Step 5: Solve for x
    x = 20,870,176.17/6,517.26
  6. Step 6: Final answer
    x = 3,202.29

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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.