Home / 3,734.24-5,149.32-3,205.04

Finding the Fourth Proportional to 3,734.24, 5,149.32 and 3,205.04

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Solution

The fourth proportional to 3,734.24, 5,149.32 and 3,205.04 is: 4,419.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,734.24 : 5,149.32 = 3,205.04 : x
  2. Step 2: Convert to fraction form
    3,734.24/5,149.32 = 3,205.04/x
  3. Step 3: Cross multiply
    3,734.24x = 5,149.32 × 3,205.04
  4. Step 4: Simplify right side
    3,734.24x = 16,503,776.57
  5. Step 5: Solve for x
    x = 16,503,776.57/3,734.24
  6. Step 6: Final answer
    x = 4,419.58

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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.