Home / 2,200.62-3,282.36-1,872.30

Finding the Fourth Proportional to 2,200.62, 3,282.36 and 1,872.30

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Solution

The fourth proportional to 2,200.62, 3,282.36 and 1,872.30 is: 2,792.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200.62 : 3,282.36 = 1,872.30 : x
  2. Step 2: Convert to fraction form
    2,200.62/3,282.36 = 1,872.30/x
  3. Step 3: Cross multiply
    2,200.62x = 3,282.36 × 1,872.30
  4. Step 4: Simplify right side
    2,200.62x = 6,145,562.63
  5. Step 5: Solve for x
    x = 6,145,562.63/2,200.62
  6. Step 6: Final answer
    x = 2,792.65

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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.