Home / 3,245.97-4,868.91-1,395.90

Finding the Fourth Proportional to 3,245.97, 4,868.91 and 1,395.90

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Solution

The fourth proportional to 3,245.97, 4,868.91 and 1,395.90 is: 2,093.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,245.97 : 4,868.91 = 1,395.90 : x
  2. Step 2: Convert to fraction form
    3,245.97/4,868.91 = 1,395.90/x
  3. Step 3: Cross multiply
    3,245.97x = 4,868.91 × 1,395.90
  4. Step 4: Simplify right side
    3,245.97x = 6,796,511.47
  5. Step 5: Solve for x
    x = 6,796,511.47/3,245.97
  6. Step 6: Final answer
    x = 2,093.83

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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.