Home / 11,033.75-15,226.46-8,213.73

Finding the Fourth Proportional to 11,033.75, 15,226.46 and 8,213.73

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Solution

The fourth proportional to 11,033.75, 15,226.46 and 8,213.73 is: 11,334.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,033.75 : 15,226.46 = 8,213.73 : x
  2. Step 2: Convert to fraction form
    11,033.75/15,226.46 = 8,213.73/x
  3. Step 3: Cross multiply
    11,033.75x = 15,226.46 × 8,213.73
  4. Step 4: Simplify right side
    11,033.75x = 125,066,031.30
  5. Step 5: Solve for x
    x = 125,066,031.30/11,033.75
  6. Step 6: Final answer
    x = 11,334.87

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Half scale
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Double scale
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Similar ratio
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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.