Home / 3,474.24-5,217.12-1,936.32

Finding the Fourth Proportional to 3,474.24, 5,217.12 and 1,936.32

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Solution

The fourth proportional to 3,474.24, 5,217.12 and 1,936.32 is: 2,907.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474.24 : 5,217.12 = 1,936.32 : x
  2. Step 2: Convert to fraction form
    3,474.24/5,217.12 = 1,936.32/x
  3. Step 3: Cross multiply
    3,474.24x = 5,217.12 × 1,936.32
  4. Step 4: Simplify right side
    3,474.24x = 10,102,013.80
  5. Step 5: Solve for x
    x = 10,102,013.80/3,474.24
  6. Step 6: Final answer
    x = 2,907.69

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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.