Home / 2,752.90-4,124.05-2,198.71

Finding the Fourth Proportional to 2,752.90, 4,124.05 and 2,198.71

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Solution

The fourth proportional to 2,752.90, 4,124.05 and 2,198.71 is: 3,293.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752.90 : 4,124.05 = 2,198.71 : x
  2. Step 2: Convert to fraction form
    2,752.90/4,124.05 = 2,198.71/x
  3. Step 3: Cross multiply
    2,752.90x = 4,124.05 × 2,198.71
  4. Step 4: Simplify right side
    2,752.90x = 9,067,589.63
  5. Step 5: Solve for x
    x = 9,067,589.63/2,752.90
  6. Step 6: Final answer
    x = 3,293.83

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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.