Home / 5,255.50-7,882.44-1,747.04

Finding the Fourth Proportional to 5,255.50, 7,882.44 and 1,747.04

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Solution

The fourth proportional to 5,255.50, 7,882.44 and 1,747.04 is: 2,620.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255.50 : 7,882.44 = 1,747.04 : x
  2. Step 2: Convert to fraction form
    5,255.50/7,882.44 = 1,747.04/x
  3. Step 3: Cross multiply
    5,255.50x = 7,882.44 × 1,747.04
  4. Step 4: Simplify right side
    5,255.50x = 13,770,937.98
  5. Step 5: Solve for x
    x = 13,770,937.98/5,255.50
  6. Step 6: Final answer
    x = 2,620.29

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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.