Home / 3,198.20-4,794.46-1,248.93

Finding the Fourth Proportional to 3,198.20, 4,794.46 and 1,248.93

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Solution

The fourth proportional to 3,198.20, 4,794.46 and 1,248.93 is: 1,872.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198.20 : 4,794.46 = 1,248.93 : x
  2. Step 2: Convert to fraction form
    3,198.20/4,794.46 = 1,248.93/x
  3. Step 3: Cross multiply
    3,198.20x = 4,794.46 × 1,248.93
  4. Step 4: Simplify right side
    3,198.20x = 5,987,941.81
  5. Step 5: Solve for x
    x = 5,987,941.81/3,198.20
  6. Step 6: Final answer
    x = 1,872.29

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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.