Home / 3,944.85-5,917.28-3,704.28

Finding the Fourth Proportional to 3,944.85, 5,917.28 and 3,704.28

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Solution

The fourth proportional to 3,944.85, 5,917.28 and 3,704.28 is: 5,556.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.85 : 5,917.28 = 3,704.28 : x
  2. Step 2: Convert to fraction form
    3,944.85/5,917.28 = 3,704.28/x
  3. Step 3: Cross multiply
    3,944.85x = 5,917.28 × 3,704.28
  4. Step 4: Simplify right side
    3,944.85x = 21,919,243.44
  5. Step 5: Solve for x
    x = 21,919,243.44/3,944.85
  6. Step 6: Final answer
    x = 5,556.42

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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.