Home / 4,149.90-6,230.70-3,325.59

Finding the Fourth Proportional to 4,149.90, 6,230.70 and 3,325.59

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Solution

The fourth proportional to 4,149.90, 6,230.70 and 3,325.59 is: 4,993.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.90 : 6,230.70 = 3,325.59 : x
  2. Step 2: Convert to fraction form
    4,149.90/6,230.70 = 3,325.59/x
  3. Step 3: Cross multiply
    4,149.90x = 6,230.70 × 3,325.59
  4. Step 4: Simplify right side
    4,149.90x = 20,720,753.61
  5. Step 5: Solve for x
    x = 20,720,753.61/4,149.90
  6. Step 6: Final answer
    x = 4,993.07

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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.