Home / 3,199.70-4,797.56-1,249.62

Finding the Fourth Proportional to 3,199.70, 4,797.56 and 1,249.62

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Solution

The fourth proportional to 3,199.70, 4,797.56 and 1,249.62 is: 1,873.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.70 : 4,797.56 = 1,249.62 : x
  2. Step 2: Convert to fraction form
    3,199.70/4,797.56 = 1,249.62/x
  3. Step 3: Cross multiply
    3,199.70x = 4,797.56 × 1,249.62
  4. Step 4: Simplify right side
    3,199.70x = 5,995,126.93
  5. Step 5: Solve for x
    x = 5,995,126.93/3,199.70
  6. Step 6: Final answer
    x = 1,873.65

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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.