Home / 5,512.46-8,270.78-2,226.42

Finding the Fourth Proportional to 5,512.46, 8,270.78 and 2,226.42

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Solution

The fourth proportional to 5,512.46, 8,270.78 and 2,226.42 is: 3,340.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,512.46 : 8,270.78 = 2,226.42 : x
  2. Step 2: Convert to fraction form
    5,512.46/8,270.78 = 2,226.42/x
  3. Step 3: Cross multiply
    5,512.46x = 8,270.78 × 2,226.42
  4. Step 4: Simplify right side
    5,512.46x = 18,414,218.88
  5. Step 5: Solve for x
    x = 18,414,218.88/5,512.46
  6. Step 6: Final answer
    x = 3,340.48

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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.