Home / 5,830.20-8,745.30-2,132.52

Finding the Fourth Proportional to 5,830.20, 8,745.30 and 2,132.52

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Solution

The fourth proportional to 5,830.20, 8,745.30 and 2,132.52 is: 3,198.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,830.20 : 8,745.30 = 2,132.52 : x
  2. Step 2: Convert to fraction form
    5,830.20/8,745.30 = 2,132.52/x
  3. Step 3: Cross multiply
    5,830.20x = 8,745.30 × 2,132.52
  4. Step 4: Simplify right side
    5,830.20x = 18,649,527.16
  5. Step 5: Solve for x
    x = 18,649,527.16/5,830.20
  6. Step 6: Final answer
    x = 3,198.78

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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.