Home / 5,250.20-7,249.50-3,575.12

Finding the Fourth Proportional to 5,250.20, 7,249.50 and 3,575.12

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Solution

The fourth proportional to 5,250.20, 7,249.50 and 3,575.12 is: 4,936.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.20 : 7,249.50 = 3,575.12 : x
  2. Step 2: Convert to fraction form
    5,250.20/7,249.50 = 3,575.12/x
  3. Step 3: Cross multiply
    5,250.20x = 7,249.50 × 3,575.12
  4. Step 4: Simplify right side
    5,250.20x = 25,917,832.44
  5. Step 5: Solve for x
    x = 25,917,832.44/5,250.20
  6. Step 6: Final answer
    x = 4,936.54

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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.