Home / 3,449.22-5,174.82-1,473.78

Finding the Fourth Proportional to 3,449.22, 5,174.82 and 1,473.78

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Solution

The fourth proportional to 3,449.22, 5,174.82 and 1,473.78 is: 2,211.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449.22 : 5,174.82 = 1,473.78 : x
  2. Step 2: Convert to fraction form
    3,449.22/5,174.82 = 1,473.78/x
  3. Step 3: Cross multiply
    3,449.22x = 5,174.82 × 1,473.78
  4. Step 4: Simplify right side
    3,449.22x = 7,626,546.22
  5. Step 5: Solve for x
    x = 7,626,546.22/3,449.22
  6. Step 6: Final answer
    x = 2,211.09

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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.