Home / 5,822.12-8,729.94-3,230.12

Finding the Fourth Proportional to 5,822.12, 8,729.94 and 3,230.12

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Solution

The fourth proportional to 5,822.12, 8,729.94 and 3,230.12 is: 4,843.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,822.12 : 8,729.94 = 3,230.12 : x
  2. Step 2: Convert to fraction form
    5,822.12/8,729.94 = 3,230.12/x
  3. Step 3: Cross multiply
    5,822.12x = 8,729.94 × 3,230.12
  4. Step 4: Simplify right side
    5,822.12x = 28,198,753.79
  5. Step 5: Solve for x
    x = 28,198,753.79/5,822.12
  6. Step 6: Final answer
    x = 4,843.38

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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.