Home / 4,270.91-5,891.19-2,757.90

Finding the Fourth Proportional to 4,270.91, 5,891.19 and 2,757.90

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Solution

The fourth proportional to 4,270.91, 5,891.19 and 2,757.90 is: 3,804.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270.91 : 5,891.19 = 2,757.90 : x
  2. Step 2: Convert to fraction form
    4,270.91/5,891.19 = 2,757.90/x
  3. Step 3: Cross multiply
    4,270.91x = 5,891.19 × 2,757.90
  4. Step 4: Simplify right side
    4,270.91x = 16,247,301.39
  5. Step 5: Solve for x
    x = 16,247,301.39/4,270.91
  6. Step 6: Final answer
    x = 3,804.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.