Home / 6,344.06-8,753.30-3,689.88

Finding the Fourth Proportional to 6,344.06, 8,753.30 and 3,689.88

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Solution

The fourth proportional to 6,344.06, 8,753.30 and 3,689.88 is: 5,091.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,344.06 : 8,753.30 = 3,689.88 : x
  2. Step 2: Convert to fraction form
    6,344.06/8,753.30 = 3,689.88/x
  3. Step 3: Cross multiply
    6,344.06x = 8,753.30 × 3,689.88
  4. Step 4: Simplify right side
    6,344.06x = 32,298,626.60
  5. Step 5: Solve for x
    x = 32,298,626.60/6,344.06
  6. Step 6: Final answer
    x = 5,091.16

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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.