Home / 3,788.15-5,684.66-1,839.29

Finding the Fourth Proportional to 3,788.15, 5,684.66 and 1,839.29

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Solution

The fourth proportional to 3,788.15, 5,684.66 and 1,839.29 is: 2,760.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,788.15 : 5,684.66 = 1,839.29 : x
  2. Step 2: Convert to fraction form
    3,788.15/5,684.66 = 1,839.29/x
  3. Step 3: Cross multiply
    3,788.15x = 5,684.66 × 1,839.29
  4. Step 4: Simplify right side
    3,788.15x = 10,455,738.29
  5. Step 5: Solve for x
    x = 10,455,738.29/3,788.15
  6. Step 6: Final answer
    x = 2,760.12

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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.