Home / 2,542.12-3,809.94-1,369.24

Finding the Fourth Proportional to 2,542.12, 3,809.94 and 1,369.24

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Solution

The fourth proportional to 2,542.12, 3,809.94 and 1,369.24 is: 2,052.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,542.12 : 3,809.94 = 1,369.24 : x
  2. Step 2: Convert to fraction form
    2,542.12/3,809.94 = 1,369.24/x
  3. Step 3: Cross multiply
    2,542.12x = 3,809.94 × 1,369.24
  4. Step 4: Simplify right side
    2,542.12x = 5,216,722.25
  5. Step 5: Solve for x
    x = 5,216,722.25/2,542.12
  6. Step 6: Final answer
    x = 2,052.11

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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.