Home / 3,827.79-5,726.57-2,734.83

Finding the Fourth Proportional to 3,827.79, 5,726.57 and 2,734.83

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Solution

The fourth proportional to 3,827.79, 5,726.57 and 2,734.83 is: 4,091.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827.79 : 5,726.57 = 2,734.83 : x
  2. Step 2: Convert to fraction form
    3,827.79/5,726.57 = 2,734.83/x
  3. Step 3: Cross multiply
    3,827.79x = 5,726.57 × 2,734.83
  4. Step 4: Simplify right side
    3,827.79x = 15,661,181.76
  5. Step 5: Solve for x
    x = 15,661,181.76/3,827.79
  6. Step 6: Final answer
    x = 4,091.44

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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.