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Finding the Fourth Proportional to 6,892.26, 10,330.17 and 3,964.50

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Solution

The fourth proportional to 6,892.26, 10,330.17 and 3,964.50 is: 5,942.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,892.26 : 10,330.17 = 3,964.50 : x
  2. Step 2: Convert to fraction form
    6,892.26/10,330.17 = 3,964.50/x
  3. Step 3: Cross multiply
    6,892.26x = 10,330.17 × 3,964.50
  4. Step 4: Simplify right side
    6,892.26x = 40,953,958.97
  5. Step 5: Solve for x
    x = 40,953,958.97/6,892.26
  6. Step 6: Final answer
    x = 5,942.02

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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.