Home / 2,737.14-4,106.31-789.19

Finding the Fourth Proportional to 2,737.14, 4,106.31 and 789.19

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Solution

The fourth proportional to 2,737.14, 4,106.31 and 789.19 is: 1,183.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,737.14 : 4,106.31 = 789.19 : x
  2. Step 2: Convert to fraction form
    2,737.14/4,106.31 = 789.19/x
  3. Step 3: Cross multiply
    2,737.14x = 4,106.31 × 789.19
  4. Step 4: Simplify right side
    2,737.14x = 3,240,650.00
  5. Step 5: Solve for x
    x = 3,240,650.00/2,737.14
  6. Step 6: Final answer
    x = 1,183.96

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Why These Related Problems?

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