Home / 2,304.05-3,177.20-1,631.55

Finding the Fourth Proportional to 2,304.05, 3,177.20 and 1,631.55

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Solution

The fourth proportional to 2,304.05, 3,177.20 and 1,631.55 is: 2,249.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,304.05 : 3,177.20 = 1,631.55 : x
  2. Step 2: Convert to fraction form
    2,304.05/3,177.20 = 1,631.55/x
  3. Step 3: Cross multiply
    2,304.05x = 3,177.20 × 1,631.55
  4. Step 4: Simplify right side
    2,304.05x = 5,183,760.66
  5. Step 5: Solve for x
    x = 5,183,760.66/2,304.05
  6. Step 6: Final answer
    x = 2,249.85

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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.