Home / 3,171.34-4,375.38-1,843.95

Finding the Fourth Proportional to 3,171.34, 4,375.38 and 1,843.95

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Solution

The fourth proportional to 3,171.34, 4,375.38 and 1,843.95 is: 2,544.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171.34 : 4,375.38 = 1,843.95 : x
  2. Step 2: Convert to fraction form
    3,171.34/4,375.38 = 1,843.95/x
  3. Step 3: Cross multiply
    3,171.34x = 4,375.38 × 1,843.95
  4. Step 4: Simplify right side
    3,171.34x = 8,067,981.95
  5. Step 5: Solve for x
    x = 8,067,981.95/3,171.34
  6. Step 6: Final answer
    x = 2,544.03

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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.