Home / 3,456.84-5,178.54-2,067.24

Finding the Fourth Proportional to 3,456.84, 5,178.54 and 2,067.24

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Solution

The fourth proportional to 3,456.84, 5,178.54 and 2,067.24 is: 3,096.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456.84 : 5,178.54 = 2,067.24 : x
  2. Step 2: Convert to fraction form
    3,456.84/5,178.54 = 2,067.24/x
  3. Step 3: Cross multiply
    3,456.84x = 5,178.54 × 2,067.24
  4. Step 4: Simplify right side
    3,456.84x = 10,705,285.03
  5. Step 5: Solve for x
    x = 10,705,285.03/3,456.84
  6. Step 6: Final answer
    x = 3,096.84

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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.