Home / 3,768.50-5,198.85-2,650.16

Finding the Fourth Proportional to 3,768.50, 5,198.85 and 2,650.16

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Solution

The fourth proportional to 3,768.50, 5,198.85 and 2,650.16 is: 3,656.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768.50 : 5,198.85 = 2,650.16 : x
  2. Step 2: Convert to fraction form
    3,768.50/5,198.85 = 2,650.16/x
  3. Step 3: Cross multiply
    3,768.50x = 5,198.85 × 2,650.16
  4. Step 4: Simplify right side
    3,768.50x = 13,777,797.31
  5. Step 5: Solve for x
    x = 13,777,797.31/3,768.50
  6. Step 6: Final answer
    x = 3,656.04

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Similar ratio
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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.