Home / 3,848.94-5,777.49-3,127.23

Finding the Fourth Proportional to 3,848.94, 5,777.49 and 3,127.23

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Solution

The fourth proportional to 3,848.94, 5,777.49 and 3,127.23 is: 4,694.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.94 : 5,777.49 = 3,127.23 : x
  2. Step 2: Convert to fraction form
    3,848.94/5,777.49 = 3,127.23/x
  3. Step 3: Cross multiply
    3,848.94x = 5,777.49 × 3,127.23
  4. Step 4: Simplify right side
    3,848.94x = 18,067,540.05
  5. Step 5: Solve for x
    x = 18,067,540.05/3,848.94
  6. Step 6: Final answer
    x = 4,694.16

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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.