Home / 2,204.12-3,282.21-2,179.88

Finding the Fourth Proportional to 2,204.12, 3,282.21 and 2,179.88

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Solution

The fourth proportional to 2,204.12, 3,282.21 and 2,179.88 is: 3,246.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,204.12 : 3,282.21 = 2,179.88 : x
  2. Step 2: Convert to fraction form
    2,204.12/3,282.21 = 2,179.88/x
  3. Step 3: Cross multiply
    2,204.12x = 3,282.21 × 2,179.88
  4. Step 4: Simplify right side
    2,204.12x = 7,154,823.93
  5. Step 5: Solve for x
    x = 7,154,823.93/2,204.12
  6. Step 6: Final answer
    x = 3,246.11

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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.