Home / 3,418.25-5,122.61-2,584.63

Finding the Fourth Proportional to 3,418.25, 5,122.61 and 2,584.63

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Solution

The fourth proportional to 3,418.25, 5,122.61 and 2,584.63 is: 3,873.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.25 : 5,122.61 = 2,584.63 : x
  2. Step 2: Convert to fraction form
    3,418.25/5,122.61 = 2,584.63/x
  3. Step 3: Cross multiply
    3,418.25x = 5,122.61 × 2,584.63
  4. Step 4: Simplify right side
    3,418.25x = 13,240,025.87
  5. Step 5: Solve for x
    x = 13,240,025.87/3,418.25
  6. Step 6: Final answer
    x = 3,873.33

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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.