Home / 4,132.60-6,198.89-3,400.65

Finding the Fourth Proportional to 4,132.60, 6,198.89 and 3,400.65

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Solution

The fourth proportional to 4,132.60, 6,198.89 and 3,400.65 is: 5,100.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,132.60 : 6,198.89 = 3,400.65 : x
  2. Step 2: Convert to fraction form
    4,132.60/6,198.89 = 3,400.65/x
  3. Step 3: Cross multiply
    4,132.60x = 6,198.89 × 3,400.65
  4. Step 4: Simplify right side
    4,132.60x = 21,080,238.28
  5. Step 5: Solve for x
    x = 21,080,238.28/4,132.60
  6. Step 6: Final answer
    x = 5,100.97

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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.