Home / 4,001.40-5,522.04-2,233.20

Finding the Fourth Proportional to 4,001.40, 5,522.04 and 2,233.20

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Solution

The fourth proportional to 4,001.40, 5,522.04 and 2,233.20 is: 3,081.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001.40 : 5,522.04 = 2,233.20 : x
  2. Step 2: Convert to fraction form
    4,001.40/5,522.04 = 2,233.20/x
  3. Step 3: Cross multiply
    4,001.40x = 5,522.04 × 2,233.20
  4. Step 4: Simplify right side
    4,001.40x = 12,331,819.73
  5. Step 5: Solve for x
    x = 12,331,819.73/4,001.40
  6. Step 6: Final answer
    x = 3,081.88

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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.