Home / 5,255.82-7,884.49-1,744.64

Finding the Fourth Proportional to 5,255.82, 7,884.49 and 1,744.64

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Solution

The fourth proportional to 5,255.82, 7,884.49 and 1,744.64 is: 2,617.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255.82 : 7,884.49 = 1,744.64 : x
  2. Step 2: Convert to fraction form
    5,255.82/7,884.49 = 1,744.64/x
  3. Step 3: Cross multiply
    5,255.82x = 7,884.49 × 1,744.64
  4. Step 4: Simplify right side
    5,255.82x = 13,755,552.85
  5. Step 5: Solve for x
    x = 13,755,552.85/5,255.82
  6. Step 6: Final answer
    x = 2,617.20

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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.