Home / 6,343.43-8,753.18-3,691.31

Finding the Fourth Proportional to 6,343.43, 8,753.18 and 3,691.31

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Solution

The fourth proportional to 6,343.43, 8,753.18 and 3,691.31 is: 5,093.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343.43 : 8,753.18 = 3,691.31 : x
  2. Step 2: Convert to fraction form
    6,343.43/8,753.18 = 3,691.31/x
  3. Step 3: Cross multiply
    6,343.43x = 8,753.18 × 3,691.31
  4. Step 4: Simplify right side
    6,343.43x = 32,310,638.64
  5. Step 5: Solve for x
    x = 32,310,638.64/6,343.43
  6. Step 6: Final answer
    x = 5,093.56

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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.