Home / 2,202.39-3,304.53-2,155.14

Finding the Fourth Proportional to 2,202.39, 3,304.53 and 2,155.14

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Solution

The fourth proportional to 2,202.39, 3,304.53 and 2,155.14 is: 3,233.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.39 : 3,304.53 = 2,155.14 : x
  2. Step 2: Convert to fraction form
    2,202.39/3,304.53 = 2,155.14/x
  3. Step 3: Cross multiply
    2,202.39x = 3,304.53 × 2,155.14
  4. Step 4: Simplify right side
    2,202.39x = 7,121,724.78
  5. Step 5: Solve for x
    x = 7,121,724.78/2,202.39
  6. Step 6: Final answer
    x = 3,233.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.