Home / 2,452.16-3,674.39-1,217.72

Finding the Fourth Proportional to 2,452.16, 3,674.39 and 1,217.72

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Solution

The fourth proportional to 2,452.16, 3,674.39 and 1,217.72 is: 1,824.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,452.16 : 3,674.39 = 1,217.72 : x
  2. Step 2: Convert to fraction form
    2,452.16/3,674.39 = 1,217.72/x
  3. Step 3: Cross multiply
    2,452.16x = 3,674.39 × 1,217.72
  4. Step 4: Simplify right side
    2,452.16x = 4,474,353.73
  5. Step 5: Solve for x
    x = 4,474,353.73/2,452.16
  6. Step 6: Final answer
    x = 1,824.66

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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.