Home / 3,414.25-5,122.59-1,684.09

Finding the Fourth Proportional to 3,414.25, 5,122.59 and 1,684.09

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Solution

The fourth proportional to 3,414.25, 5,122.59 and 1,684.09 is: 2,526.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414.25 : 5,122.59 = 1,684.09 : x
  2. Step 2: Convert to fraction form
    3,414.25/5,122.59 = 1,684.09/x
  3. Step 3: Cross multiply
    3,414.25x = 5,122.59 × 1,684.09
  4. Step 4: Simplify right side
    3,414.25x = 8,626,902.59
  5. Step 5: Solve for x
    x = 8,626,902.59/3,414.25
  6. Step 6: Final answer
    x = 2,526.73

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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.