Home / 4,144.91-6,218.30-2,198.48

Finding the Fourth Proportional to 4,144.91, 6,218.30 and 2,198.48

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Solution

The fourth proportional to 4,144.91, 6,218.30 and 2,198.48 is: 3,298.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,144.91 : 6,218.30 = 2,198.48 : x
  2. Step 2: Convert to fraction form
    4,144.91/6,218.30 = 2,198.48/x
  3. Step 3: Cross multiply
    4,144.91x = 6,218.30 × 2,198.48
  4. Step 4: Simplify right side
    4,144.91x = 13,670,797.19
  5. Step 5: Solve for x
    x = 13,670,797.19/4,144.91
  6. Step 6: Final answer
    x = 3,298.21

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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.