Home / 2,689.37-3,713.77-2,025.06

Finding the Fourth Proportional to 2,689.37, 3,713.77 and 2,025.06

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Solution

The fourth proportional to 2,689.37, 3,713.77 and 2,025.06 is: 2,796.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689.37 : 3,713.77 = 2,025.06 : x
  2. Step 2: Convert to fraction form
    2,689.37/3,713.77 = 2,025.06/x
  3. Step 3: Cross multiply
    2,689.37x = 3,713.77 × 2,025.06
  4. Step 4: Simplify right side
    2,689.37x = 7,520,596.95
  5. Step 5: Solve for x
    x = 7,520,596.95/2,689.37
  6. Step 6: Final answer
    x = 2,796.42

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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.