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Finding the Fourth Proportional to 3,605.89, 4,976.09 and 2,033.95

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Solution

The fourth proportional to 3,605.89, 4,976.09 and 2,033.95 is: 2,806.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605.89 : 4,976.09 = 2,033.95 : x
  2. Step 2: Convert to fraction form
    3,605.89/4,976.09 = 2,033.95/x
  3. Step 3: Cross multiply
    3,605.89x = 4,976.09 × 2,033.95
  4. Step 4: Simplify right side
    3,605.89x = 10,121,118.26
  5. Step 5: Solve for x
    x = 10,121,118.26/3,605.89
  6. Step 6: Final answer
    x = 2,806.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.