Home / 3,422.67-5,133.93-1,344.11

Finding the Fourth Proportional to 3,422.67, 5,133.93 and 1,344.11

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Solution

The fourth proportional to 3,422.67, 5,133.93 and 1,344.11 is: 2,016.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,422.67 : 5,133.93 = 1,344.11 : x
  2. Step 2: Convert to fraction form
    3,422.67/5,133.93 = 1,344.11/x
  3. Step 3: Cross multiply
    3,422.67x = 5,133.93 × 1,344.11
  4. Step 4: Simplify right side
    3,422.67x = 6,900,540.98
  5. Step 5: Solve for x
    x = 6,900,540.98/3,422.67
  6. Step 6: Final answer
    x = 2,016.13

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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.