Home / 6,343.11-8,754.04-4,214.87

Finding the Fourth Proportional to 6,343.11, 8,754.04 and 4,214.87

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Solution

The fourth proportional to 6,343.11, 8,754.04 and 4,214.87 is: 5,816.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343.11 : 8,754.04 = 4,214.87 : x
  2. Step 2: Convert to fraction form
    6,343.11/8,754.04 = 4,214.87/x
  3. Step 3: Cross multiply
    6,343.11x = 8,754.04 × 4,214.87
  4. Step 4: Simplify right side
    6,343.11x = 36,897,134.90
  5. Step 5: Solve for x
    x = 36,897,134.90/6,343.11
  6. Step 6: Final answer
    x = 5,816.88

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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.