Home / 3,255.79-4,490.89-2,508.43

Finding the Fourth Proportional to 3,255.79, 4,490.89 and 2,508.43

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Solution

The fourth proportional to 3,255.79, 4,490.89 and 2,508.43 is: 3,460.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.79 : 4,490.89 = 2,508.43 : x
  2. Step 2: Convert to fraction form
    3,255.79/4,490.89 = 2,508.43/x
  3. Step 3: Cross multiply
    3,255.79x = 4,490.89 × 2,508.43
  4. Step 4: Simplify right side
    3,255.79x = 11,265,083.20
  5. Step 5: Solve for x
    x = 11,265,083.20/3,255.79
  6. Step 6: Final answer
    x = 3,460.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.