Home / 5,378.46-8,067.24-2,456.54

Finding the Fourth Proportional to 5,378.46, 8,067.24 and 2,456.54

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Solution

The fourth proportional to 5,378.46, 8,067.24 and 2,456.54 is: 3,684.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,378.46 : 8,067.24 = 2,456.54 : x
  2. Step 2: Convert to fraction form
    5,378.46/8,067.24 = 2,456.54/x
  3. Step 3: Cross multiply
    5,378.46x = 8,067.24 × 2,456.54
  4. Step 4: Simplify right side
    5,378.46x = 19,817,497.75
  5. Step 5: Solve for x
    x = 19,817,497.75/5,378.46
  6. Step 6: Final answer
    x = 3,684.60

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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.