Home / 2,522.12-3,784.25-1,351.80

Finding the Fourth Proportional to 2,522.12, 3,784.25 and 1,351.80

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Solution

The fourth proportional to 2,522.12, 3,784.25 and 1,351.80 is: 2,028.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,522.12 : 3,784.25 = 1,351.80 : x
  2. Step 2: Convert to fraction form
    2,522.12/3,784.25 = 1,351.80/x
  3. Step 3: Cross multiply
    2,522.12x = 3,784.25 × 1,351.80
  4. Step 4: Simplify right side
    2,522.12x = 5,115,542.39
  5. Step 5: Solve for x
    x = 5,115,542.39/2,522.12
  6. Step 6: Final answer
    x = 2,028.27

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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.