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Finding the Fourth Proportional to 6,343.43, 9,516.17 and 2,182.43

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Solution

The fourth proportional to 6,343.43, 9,516.17 and 2,182.43 is: 3,273.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343.43 : 9,516.17 = 2,182.43 : x
  2. Step 2: Convert to fraction form
    6,343.43/9,516.17 = 2,182.43/x
  3. Step 3: Cross multiply
    6,343.43x = 9,516.17 × 2,182.43
  4. Step 4: Simplify right side
    6,343.43x = 20,768,332.77
  5. Step 5: Solve for x
    x = 20,768,332.77/6,343.43
  6. Step 6: Final answer
    x = 3,273.99

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1.5x scale

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.