Home / 4,234.20-6,351.30-3,414.09

Finding the Fourth Proportional to 4,234.20, 6,351.30 and 3,414.09

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Solution

The fourth proportional to 4,234.20, 6,351.30 and 3,414.09 is: 5,121.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,234.20 : 6,351.30 = 3,414.09 : x
  2. Step 2: Convert to fraction form
    4,234.20/6,351.30 = 3,414.09/x
  3. Step 3: Cross multiply
    4,234.20x = 6,351.30 × 3,414.09
  4. Step 4: Simplify right side
    4,234.20x = 21,683,909.82
  5. Step 5: Solve for x
    x = 21,683,909.82/4,234.20
  6. Step 6: Final answer
    x = 5,121.14

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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.