Home / 3,808.38-5,712.75-3,600.57

Finding the Fourth Proportional to 3,808.38, 5,712.75 and 3,600.57

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Solution

The fourth proportional to 3,808.38, 5,712.75 and 3,600.57 is: 5,401.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808.38 : 5,712.75 = 3,600.57 : x
  2. Step 2: Convert to fraction form
    3,808.38/5,712.75 = 3,600.57/x
  3. Step 3: Cross multiply
    3,808.38x = 5,712.75 × 3,600.57
  4. Step 4: Simplify right side
    3,808.38x = 20,569,156.27
  5. Step 5: Solve for x
    x = 20,569,156.27/3,808.38
  6. Step 6: Final answer
    x = 5,401.03

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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.