Home / 2,729.16-3,766.41-1,550.43

Finding the Fourth Proportional to 2,729.16, 3,766.41 and 1,550.43

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Solution

The fourth proportional to 2,729.16, 3,766.41 and 1,550.43 is: 2,139.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729.16 : 3,766.41 = 1,550.43 : x
  2. Step 2: Convert to fraction form
    2,729.16/3,766.41 = 1,550.43/x
  3. Step 3: Cross multiply
    2,729.16x = 3,766.41 × 1,550.43
  4. Step 4: Simplify right side
    2,729.16x = 5,839,555.06
  5. Step 5: Solve for x
    x = 5,839,555.06/2,729.16
  6. Step 6: Final answer
    x = 2,139.69

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