Home / 3,376.44-5,063.38-1,620.95

Finding the Fourth Proportional to 3,376.44, 5,063.38 and 1,620.95

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Solution

The fourth proportional to 3,376.44, 5,063.38 and 1,620.95 is: 2,430.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,376.44 : 5,063.38 = 1,620.95 : x
  2. Step 2: Convert to fraction form
    3,376.44/5,063.38 = 1,620.95/x
  3. Step 3: Cross multiply
    3,376.44x = 5,063.38 × 1,620.95
  4. Step 4: Simplify right side
    3,376.44x = 8,207,469.10
  5. Step 5: Solve for x
    x = 8,207,469.10/3,376.44
  6. Step 6: Final answer
    x = 2,430.81

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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.