Home / 3,394.05-5,091.14-2,231.46

Finding the Fourth Proportional to 3,394.05, 5,091.14 and 2,231.46

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Solution

The fourth proportional to 3,394.05, 5,091.14 and 2,231.46 is: 3,347.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,394.05 : 5,091.14 = 2,231.46 : x
  2. Step 2: Convert to fraction form
    3,394.05/5,091.14 = 2,231.46/x
  3. Step 3: Cross multiply
    3,394.05x = 5,091.14 × 2,231.46
  4. Step 4: Simplify right side
    3,394.05x = 11,360,675.26
  5. Step 5: Solve for x
    x = 11,360,675.26/3,394.05
  6. Step 6: Final answer
    x = 3,347.23

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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.