Home / 11,236.38-16,846.25-5,387.42

Finding the Fourth Proportional to 11,236.38, 16,846.25 and 5,387.42

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Solution

The fourth proportional to 11,236.38, 16,846.25 and 5,387.42 is: 8,077.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,236.38 : 16,846.25 = 5,387.42 : x
  2. Step 2: Convert to fraction form
    11,236.38/16,846.25 = 5,387.42/x
  3. Step 3: Cross multiply
    11,236.38x = 16,846.25 × 5,387.42
  4. Step 4: Simplify right side
    11,236.38x = 90,757,824.18
  5. Step 5: Solve for x
    x = 90,757,824.18/11,236.38
  6. Step 6: Final answer
    x = 8,077.14

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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.