Home / 3,406.28-5,104.52-1,942.36

Finding the Fourth Proportional to 3,406.28, 5,104.52 and 1,942.36

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Solution

The fourth proportional to 3,406.28, 5,104.52 and 1,942.36 is: 2,910.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406.28 : 5,104.52 = 1,942.36 : x
  2. Step 2: Convert to fraction form
    3,406.28/5,104.52 = 1,942.36/x
  3. Step 3: Cross multiply
    3,406.28x = 5,104.52 × 1,942.36
  4. Step 4: Simplify right side
    3,406.28x = 9,914,815.47
  5. Step 5: Solve for x
    x = 9,914,815.47/3,406.28
  6. Step 6: Final answer
    x = 2,910.75

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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.