Home / 2,200.59-3,281.49-2,180.85

Finding the Fourth Proportional to 2,200.59, 3,281.49 and 2,180.85

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Solution

The fourth proportional to 2,200.59, 3,281.49 and 2,180.85 is: 3,252.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200.59 : 3,281.49 = 2,180.85 : x
  2. Step 2: Convert to fraction form
    2,200.59/3,281.49 = 2,180.85/x
  3. Step 3: Cross multiply
    2,200.59x = 3,281.49 × 2,180.85
  4. Step 4: Simplify right side
    2,200.59x = 7,156,437.47
  5. Step 5: Solve for x
    x = 7,156,437.47/2,200.59
  6. Step 6: Final answer
    x = 3,252.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.