Home / 3,169.90-4,375.54-1,844.71

Finding the Fourth Proportional to 3,169.90, 4,375.54 and 1,844.71

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Solution

The fourth proportional to 3,169.90, 4,375.54 and 1,844.71 is: 2,546.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169.90 : 4,375.54 = 1,844.71 : x
  2. Step 2: Convert to fraction form
    3,169.90/4,375.54 = 1,844.71/x
  3. Step 3: Cross multiply
    3,169.90x = 4,375.54 × 1,844.71
  4. Step 4: Simplify right side
    3,169.90x = 8,071,605.73
  5. Step 5: Solve for x
    x = 8,071,605.73/3,169.90
  6. Step 6: Final answer
    x = 2,546.33

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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.