Home / 6,517.44-9,760.32-3,387.60

Finding the Fourth Proportional to 6,517.44, 9,760.32 and 3,387.60

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Solution

The fourth proportional to 6,517.44, 9,760.32 and 3,387.60 is: 5,073.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,517.44 : 9,760.32 = 3,387.60 : x
  2. Step 2: Convert to fraction form
    6,517.44/9,760.32 = 3,387.60/x
  3. Step 3: Cross multiply
    6,517.44x = 9,760.32 × 3,387.60
  4. Step 4: Simplify right side
    6,517.44x = 33,064,060.03
  5. Step 5: Solve for x
    x = 33,064,060.03/6,517.44
  6. Step 6: Final answer
    x = 5,073.17

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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.