Home / 3,112.62-4,669.67-1,468.32

Finding the Fourth Proportional to 3,112.62, 4,669.67 and 1,468.32

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Solution

The fourth proportional to 3,112.62, 4,669.67 and 1,468.32 is: 2,202.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112.62 : 4,669.67 = 1,468.32 : x
  2. Step 2: Convert to fraction form
    3,112.62/4,669.67 = 1,468.32/x
  3. Step 3: Cross multiply
    3,112.62x = 4,669.67 × 1,468.32
  4. Step 4: Simplify right side
    3,112.62x = 6,856,569.85
  5. Step 5: Solve for x
    x = 6,856,569.85/3,112.62
  6. Step 6: Final answer
    x = 2,202.83

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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.