Home / 5,083.28-7,626.36-2,162

Finding the Fourth Proportional to 5,083.28, 7,626.36 and 2,162

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Solution

The fourth proportional to 5,083.28, 7,626.36 and 2,162 is: 3,243.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,083.28 : 7,626.36 = 2,162 : x
  2. Step 2: Convert to fraction form
    5,083.28/7,626.36 = 2,162/x
  3. Step 3: Cross multiply
    5,083.28x = 7,626.36 × 2,162
  4. Step 4: Simplify right side
    5,083.28x = 16,488,190.32
  5. Step 5: Solve for x
    x = 16,488,190.32/5,083.28
  6. Step 6: Final answer
    x = 3,243.61

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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.