Home / 5,218.62-7,825.48-3,027.98

Finding the Fourth Proportional to 5,218.62, 7,825.48 and 3,027.98

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Solution

The fourth proportional to 5,218.62, 7,825.48 and 3,027.98 is: 4,540.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,218.62 : 7,825.48 = 3,027.98 : x
  2. Step 2: Convert to fraction form
    5,218.62/7,825.48 = 3,027.98/x
  3. Step 3: Cross multiply
    5,218.62x = 7,825.48 × 3,027.98
  4. Step 4: Simplify right side
    5,218.62x = 23,695,396.93
  5. Step 5: Solve for x
    x = 23,695,396.93/5,218.62
  6. Step 6: Final answer
    x = 4,540.55

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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.