Home / 3,380.26-4,661.85-2,200.90

Finding the Fourth Proportional to 3,380.26, 4,661.85 and 2,200.90

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Solution

The fourth proportional to 3,380.26, 4,661.85 and 2,200.90 is: 3,035.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380.26 : 4,661.85 = 2,200.90 : x
  2. Step 2: Convert to fraction form
    3,380.26/4,661.85 = 2,200.90/x
  3. Step 3: Cross multiply
    3,380.26x = 4,661.85 × 2,200.90
  4. Step 4: Simplify right side
    3,380.26x = 10,260,265.67
  5. Step 5: Solve for x
    x = 10,260,265.67/3,380.26
  6. Step 6: Final answer
    x = 3,035.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.