Home / 3,261.22-4,889.44-2,092.55

Finding the Fourth Proportional to 3,261.22, 4,889.44 and 2,092.55

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Solution

The fourth proportional to 3,261.22, 4,889.44 and 2,092.55 is: 3,137.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.22 : 4,889.44 = 2,092.55 : x
  2. Step 2: Convert to fraction form
    3,261.22/4,889.44 = 2,092.55/x
  3. Step 3: Cross multiply
    3,261.22x = 4,889.44 × 2,092.55
  4. Step 4: Simplify right side
    3,261.22x = 10,231,397.67
  5. Step 5: Solve for x
    x = 10,231,397.67/3,261.22
  6. Step 6: Final answer
    x = 3,137.29

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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.