Home / 2,745.06-4,115.76-1,359.03

Finding the Fourth Proportional to 2,745.06, 4,115.76 and 1,359.03

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Solution

The fourth proportional to 2,745.06, 4,115.76 and 1,359.03 is: 2,037.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,745.06 : 4,115.76 = 1,359.03 : x
  2. Step 2: Convert to fraction form
    2,745.06/4,115.76 = 1,359.03/x
  3. Step 3: Cross multiply
    2,745.06x = 4,115.76 × 1,359.03
  4. Step 4: Simplify right side
    2,745.06x = 5,593,441.31
  5. Step 5: Solve for x
    x = 5,593,441.31/2,745.06
  6. Step 6: Final answer
    x = 2,037.64

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.