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Finding the Fourth Proportional to 10,672.11, 14,723.44 and 6,195.11

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Solution

The fourth proportional to 10,672.11, 14,723.44 and 6,195.11 is: 8,546.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672.11 : 14,723.44 = 6,195.11 : x
  2. Step 2: Convert to fraction form
    10,672.11/14,723.44 = 6,195.11/x
  3. Step 3: Cross multiply
    10,672.11x = 14,723.44 × 6,195.11
  4. Step 4: Simplify right side
    10,672.11x = 91,213,241.27
  5. Step 5: Solve for x
    x = 91,213,241.27/10,672.11
  6. Step 6: Final answer
    x = 8,546.88

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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.