Home / 3,255.22-4,877.16-2,609.92

Finding the Fourth Proportional to 3,255.22, 4,877.16 and 2,609.92

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Solution

The fourth proportional to 3,255.22, 4,877.16 and 2,609.92 is: 3,910.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.22 : 4,877.16 = 2,609.92 : x
  2. Step 2: Convert to fraction form
    3,255.22/4,877.16 = 2,609.92/x
  3. Step 3: Cross multiply
    3,255.22x = 4,877.16 × 2,609.92
  4. Step 4: Simplify right side
    3,255.22x = 12,728,997.43
  5. Step 5: Solve for x
    x = 12,728,997.43/3,255.22
  6. Step 6: Final answer
    x = 3,910.33

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1.5x scale

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.