Home / 3,110.17-4,286.63-2,269.49

Finding the Fourth Proportional to 3,110.17, 4,286.63 and 2,269.49

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Solution

The fourth proportional to 3,110.17, 4,286.63 and 2,269.49 is: 3,127.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.17 : 4,286.63 = 2,269.49 : x
  2. Step 2: Convert to fraction form
    3,110.17/4,286.63 = 2,269.49/x
  3. Step 3: Cross multiply
    3,110.17x = 4,286.63 × 2,269.49
  4. Step 4: Simplify right side
    3,110.17x = 9,728,463.92
  5. Step 5: Solve for x
    x = 9,728,463.92/3,110.17
  6. Step 6: Final answer
    x = 3,127.95

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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.