Home / 3,452.42-5,178.54-1,143.92

Finding the Fourth Proportional to 3,452.42, 5,178.54 and 1,143.92

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Solution

The fourth proportional to 3,452.42, 5,178.54 and 1,143.92 is: 1,715.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,452.42 : 5,178.54 = 1,143.92 : x
  2. Step 2: Convert to fraction form
    3,452.42/5,178.54 = 1,143.92/x
  3. Step 3: Cross multiply
    3,452.42x = 5,178.54 × 1,143.92
  4. Step 4: Simplify right side
    3,452.42x = 5,923,835.48
  5. Step 5: Solve for x
    x = 5,923,835.48/3,452.42
  6. Step 6: Final answer
    x = 1,715.85

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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.