Home / 3,926.34-5,418.66-2,433.90

Finding the Fourth Proportional to 3,926.34, 5,418.66 and 2,433.90

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Solution

The fourth proportional to 3,926.34, 5,418.66 and 2,433.90 is: 3,358.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926.34 : 5,418.66 = 2,433.90 : x
  2. Step 2: Convert to fraction form
    3,926.34/5,418.66 = 2,433.90/x
  3. Step 3: Cross multiply
    3,926.34x = 5,418.66 × 2,433.90
  4. Step 4: Simplify right side
    3,926.34x = 13,188,476.57
  5. Step 5: Solve for x
    x = 13,188,476.57/3,926.34
  6. Step 6: Final answer
    x = 3,358.97

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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.