Home / 3,198.18-4,412.18-2,360.88

Finding the Fourth Proportional to 3,198.18, 4,412.18 and 2,360.88

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Solution

The fourth proportional to 3,198.18, 4,412.18 and 2,360.88 is: 3,257.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198.18 : 4,412.18 = 2,360.88 : x
  2. Step 2: Convert to fraction form
    3,198.18/4,412.18 = 2,360.88/x
  3. Step 3: Cross multiply
    3,198.18x = 4,412.18 × 2,360.88
  4. Step 4: Simplify right side
    3,198.18x = 10,416,627.52
  5. Step 5: Solve for x
    x = 10,416,627.52/3,198.18
  6. Step 6: Final answer
    x = 3,257.05

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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.