Home / 2,745.32-3,790.27-2,114.66

Finding the Fourth Proportional to 2,745.32, 3,790.27 and 2,114.66

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Solution

The fourth proportional to 2,745.32, 3,790.27 and 2,114.66 is: 2,919.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,745.32 : 3,790.27 = 2,114.66 : x
  2. Step 2: Convert to fraction form
    2,745.32/3,790.27 = 2,114.66/x
  3. Step 3: Cross multiply
    2,745.32x = 3,790.27 × 2,114.66
  4. Step 4: Simplify right side
    2,745.32x = 8,015,111.26
  5. Step 5: Solve for x
    x = 8,015,111.26/2,745.32
  6. Step 6: Final answer
    x = 2,919.56

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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.