Home / 5,351.85-8,028.83-3,792.39

Finding the Fourth Proportional to 5,351.85, 8,028.83 and 3,792.39

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Solution

The fourth proportional to 5,351.85, 8,028.83 and 3,792.39 is: 5,689.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.85 : 8,028.83 = 3,792.39 : x
  2. Step 2: Convert to fraction form
    5,351.85/8,028.83 = 3,792.39/x
  3. Step 3: Cross multiply
    5,351.85x = 8,028.83 × 3,792.39
  4. Step 4: Simplify right side
    5,351.85x = 30,448,454.60
  5. Step 5: Solve for x
    x = 30,448,454.60/5,351.85
  6. Step 6: Final answer
    x = 5,689.33

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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.