Home / 3,401.60-5,102.33-936.43

Finding the Fourth Proportional to 3,401.60, 5,102.33 and 936.43

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Solution

The fourth proportional to 3,401.60, 5,102.33 and 936.43 is: 1,404.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,401.60 : 5,102.33 = 936.43 : x
  2. Step 2: Convert to fraction form
    3,401.60/5,102.33 = 936.43/x
  3. Step 3: Cross multiply
    3,401.60x = 5,102.33 × 936.43
  4. Step 4: Simplify right side
    3,401.60x = 4,777,957.44
  5. Step 5: Solve for x
    x = 4,777,957.44/3,401.60
  6. Step 6: Final answer
    x = 1,404.62

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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.