Home / 2,737.03-4,105.56-789.29

Finding the Fourth Proportional to 2,737.03, 4,105.56 and 789.29

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Solution

The fourth proportional to 2,737.03, 4,105.56 and 789.29 is: 1,183.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,737.03 : 4,105.56 = 789.29 : x
  2. Step 2: Convert to fraction form
    2,737.03/4,105.56 = 789.29/x
  3. Step 3: Cross multiply
    2,737.03x = 4,105.56 × 789.29
  4. Step 4: Simplify right side
    2,737.03x = 3,240,477.45
  5. Step 5: Solve for x
    x = 3,240,477.45/2,737.03
  6. Step 6: Final answer
    x = 1,183.94

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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.