Home / 6,343.17-8,754.48-3,691.43

Finding the Fourth Proportional to 6,343.17, 8,754.48 and 3,691.43

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Solution

The fourth proportional to 6,343.17, 8,754.48 and 3,691.43 is: 5,094.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343.17 : 8,754.48 = 3,691.43 : x
  2. Step 2: Convert to fraction form
    6,343.17/8,754.48 = 3,691.43/x
  3. Step 3: Cross multiply
    6,343.17x = 8,754.48 × 3,691.43
  4. Step 4: Simplify right side
    6,343.17x = 32,316,563.79
  5. Step 5: Solve for x
    x = 32,316,563.79/6,343.17
  6. Step 6: Final answer
    x = 5,094.70

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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.