Home / 5,616.11-7,750.92-3,226.82

Finding the Fourth Proportional to 5,616.11, 7,750.92 and 3,226.82

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Solution

The fourth proportional to 5,616.11, 7,750.92 and 3,226.82 is: 4,453.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,616.11 : 7,750.92 = 3,226.82 : x
  2. Step 2: Convert to fraction form
    5,616.11/7,750.92 = 3,226.82/x
  3. Step 3: Cross multiply
    5,616.11x = 7,750.92 × 3,226.82
  4. Step 4: Simplify right side
    5,616.11x = 25,010,784.92
  5. Step 5: Solve for x
    x = 25,010,784.92/5,616.11
  6. Step 6: Final answer
    x = 4,453.40

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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.