Home / 3,441.38-5,158.94-1,248.60

Finding the Fourth Proportional to 3,441.38, 5,158.94 and 1,248.60

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Solution

The fourth proportional to 3,441.38, 5,158.94 and 1,248.60 is: 1,871.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,441.38 : 5,158.94 = 1,248.60 : x
  2. Step 2: Convert to fraction form
    3,441.38/5,158.94 = 1,248.60/x
  3. Step 3: Cross multiply
    3,441.38x = 5,158.94 × 1,248.60
  4. Step 4: Simplify right side
    3,441.38x = 6,441,452.48
  5. Step 5: Solve for x
    x = 6,441,452.48/3,441.38
  6. Step 6: Final answer
    x = 1,871.76

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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.