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Finding the Fourth Proportional to 11,195, 15,449.58 and 6,227

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Solution

The fourth proportional to 11,195, 15,449.58 and 6,227 is: 8,593.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,195 : 15,449.58 = 6,227 : x
  2. Step 2: Convert to fraction form
    11,195/15,449.58 = 6,227/x
  3. Step 3: Cross multiply
    11,195x = 15,449.58 × 6,227
  4. Step 4: Simplify right side
    11,195x = 96,204,534.66
  5. Step 5: Solve for x
    x = 96,204,534.66/11,195
  6. Step 6: Final answer
    x = 8,593.53

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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.