Home / 3,511.94-5,269.44-1,664.37

Finding the Fourth Proportional to 3,511.94, 5,269.44 and 1,664.37

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Solution

The fourth proportional to 3,511.94, 5,269.44 and 1,664.37 is: 2,497.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511.94 : 5,269.44 = 1,664.37 : x
  2. Step 2: Convert to fraction form
    3,511.94/5,269.44 = 1,664.37/x
  3. Step 3: Cross multiply
    3,511.94x = 5,269.44 × 1,664.37
  4. Step 4: Simplify right side
    3,511.94x = 8,770,297.85
  5. Step 5: Solve for x
    x = 8,770,297.85/3,511.94
  6. Step 6: Final answer
    x = 2,497.28

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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.