Home / 3,196.97-4,790.94-2,405.81

Finding the Fourth Proportional to 3,196.97, 4,790.94 and 2,405.81

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Solution

The fourth proportional to 3,196.97, 4,790.94 and 2,405.81 is: 3,605.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196.97 : 4,790.94 = 2,405.81 : x
  2. Step 2: Convert to fraction form
    3,196.97/4,790.94 = 2,405.81/x
  3. Step 3: Cross multiply
    3,196.97x = 4,790.94 × 2,405.81
  4. Step 4: Simplify right side
    3,196.97x = 11,526,074.97
  5. Step 5: Solve for x
    x = 11,526,074.97/3,196.97
  6. Step 6: Final answer
    x = 3,605.31

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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.