Home / 3,261.07-4,493.23-2,211.31

Finding the Fourth Proportional to 3,261.07, 4,493.23 and 2,211.31

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Solution

The fourth proportional to 3,261.07, 4,493.23 and 2,211.31 is: 3,046.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.07 : 4,493.23 = 2,211.31 : x
  2. Step 2: Convert to fraction form
    3,261.07/4,493.23 = 2,211.31/x
  3. Step 3: Cross multiply
    3,261.07x = 4,493.23 × 2,211.31
  4. Step 4: Simplify right side
    3,261.07x = 9,935,924.43
  5. Step 5: Solve for x
    x = 9,935,924.43/3,261.07
  6. Step 6: Final answer
    x = 3,046.83

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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.