Home / 3,372.30-5,049.54-2,638.44

Finding the Fourth Proportional to 3,372.30, 5,049.54 and 2,638.44

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Solution

The fourth proportional to 3,372.30, 5,049.54 and 2,638.44 is: 3,950.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,372.30 : 5,049.54 = 2,638.44 : x
  2. Step 2: Convert to fraction form
    3,372.30/5,049.54 = 2,638.44/x
  3. Step 3: Cross multiply
    3,372.30x = 5,049.54 × 2,638.44
  4. Step 4: Simplify right side
    3,372.30x = 13,322,908.32
  5. Step 5: Solve for x
    x = 13,322,908.32/3,372.30
  6. Step 6: Final answer
    x = 3,950.69

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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.