Home / 5,218.50-7,825.26-3,027.90

Finding the Fourth Proportional to 5,218.50, 7,825.26 and 3,027.90

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Solution

The fourth proportional to 5,218.50, 7,825.26 and 3,027.90 is: 4,540.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,218.50 : 7,825.26 = 3,027.90 : x
  2. Step 2: Convert to fraction form
    5,218.50/7,825.26 = 3,027.90/x
  3. Step 3: Cross multiply
    5,218.50x = 7,825.26 × 3,027.90
  4. Step 4: Simplify right side
    5,218.50x = 23,694,104.75
  5. Step 5: Solve for x
    x = 23,694,104.75/5,218.50
  6. Step 6: Final answer
    x = 4,540.41

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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.