Home / 11,200.38-15,456.33-6,164.70

Finding the Fourth Proportional to 11,200.38, 15,456.33 and 6,164.70

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Solution

The fourth proportional to 11,200.38, 15,456.33 and 6,164.70 is: 8,507.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,200.38 : 15,456.33 = 6,164.70 : x
  2. Step 2: Convert to fraction form
    11,200.38/15,456.33 = 6,164.70/x
  3. Step 3: Cross multiply
    11,200.38x = 15,456.33 × 6,164.70
  4. Step 4: Simplify right side
    11,200.38x = 95,283,637.55
  5. Step 5: Solve for x
    x = 95,283,637.55/11,200.38
  6. Step 6: Final answer
    x = 8,507.18

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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.