Home / 11,200.27-15,456.25-6,164.38

Finding the Fourth Proportional to 11,200.27, 15,456.25 and 6,164.38

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Solution

The fourth proportional to 11,200.27, 15,456.25 and 6,164.38 is: 8,506.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,200.27 : 15,456.25 = 6,164.38 : x
  2. Step 2: Convert to fraction form
    11,200.27/15,456.25 = 6,164.38/x
  3. Step 3: Cross multiply
    11,200.27x = 15,456.25 × 6,164.38
  4. Step 4: Simplify right side
    11,200.27x = 95,278,203.67
  5. Step 5: Solve for x
    x = 95,278,203.67/11,200.27
  6. Step 6: Final answer
    x = 8,506.78

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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.