Home / 3,577.91-5,366.84-1,112.73

Finding the Fourth Proportional to 3,577.91, 5,366.84 and 1,112.73

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Solution

The fourth proportional to 3,577.91, 5,366.84 and 1,112.73 is: 1,669.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.91 : 5,366.84 = 1,112.73 : x
  2. Step 2: Convert to fraction form
    3,577.91/5,366.84 = 1,112.73/x
  3. Step 3: Cross multiply
    3,577.91x = 5,366.84 × 1,112.73
  4. Step 4: Simplify right side
    3,577.91x = 5,971,843.87
  5. Step 5: Solve for x
    x = 5,971,843.87/3,577.91
  6. Step 6: Final answer
    x = 1,669.09

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Similar ratio
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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.