Home / 3,150.75-4,348.04-1,824.53

Finding the Fourth Proportional to 3,150.75, 4,348.04 and 1,824.53

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Solution

The fourth proportional to 3,150.75, 4,348.04 and 1,824.53 is: 2,517.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.75 : 4,348.04 = 1,824.53 : x
  2. Step 2: Convert to fraction form
    3,150.75/4,348.04 = 1,824.53/x
  3. Step 3: Cross multiply
    3,150.75x = 4,348.04 × 1,824.53
  4. Step 4: Simplify right side
    3,150.75x = 7,933,103.12
  5. Step 5: Solve for x
    x = 7,933,103.12/3,150.75
  6. Step 6: Final answer
    x = 2,517.85

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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.