Home / 11,717.44-16,153.25-8,354.42

Finding the Fourth Proportional to 11,717.44, 16,153.25 and 8,354.42

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Solution

The fourth proportional to 11,717.44, 16,153.25 and 8,354.42 is: 11,517.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,717.44 : 16,153.25 = 8,354.42 : x
  2. Step 2: Convert to fraction form
    11,717.44/16,153.25 = 8,354.42/x
  3. Step 3: Cross multiply
    11,717.44x = 16,153.25 × 8,354.42
  4. Step 4: Simplify right side
    11,717.44x = 134,951,034.87
  5. Step 5: Solve for x
    x = 134,951,034.87/11,717.44
  6. Step 6: Final answer
    x = 11,517.11

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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.