Home / 3,422.24-5,134.97-1,862.18

Finding the Fourth Proportional to 3,422.24, 5,134.97 and 1,862.18

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Solution

The fourth proportional to 3,422.24, 5,134.97 and 1,862.18 is: 2,794.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,422.24 : 5,134.97 = 1,862.18 : x
  2. Step 2: Convert to fraction form
    3,422.24/5,134.97 = 1,862.18/x
  3. Step 3: Cross multiply
    3,422.24x = 5,134.97 × 1,862.18
  4. Step 4: Simplify right side
    3,422.24x = 9,562,203.45
  5. Step 5: Solve for x
    x = 9,562,203.45/3,422.24
  6. Step 6: Final answer
    x = 2,794.14

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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.