Home / 3,198.17-4,798.07-1,249.71

Finding the Fourth Proportional to 3,198.17, 4,798.07 and 1,249.71

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Solution

The fourth proportional to 3,198.17, 4,798.07 and 1,249.71 is: 1,874.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198.17 : 4,798.07 = 1,249.71 : x
  2. Step 2: Convert to fraction form
    3,198.17/4,798.07 = 1,249.71/x
  3. Step 3: Cross multiply
    3,198.17x = 4,798.07 × 1,249.71
  4. Step 4: Simplify right side
    3,198.17x = 5,996,189.81
  5. Step 5: Solve for x
    x = 5,996,189.81/3,198.17
  6. Step 6: Final answer
    x = 1,874.88

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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.