Home / 2,747.76-4,122.18-1,361.04

Finding the Fourth Proportional to 2,747.76, 4,122.18 and 1,361.04

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Solution

The fourth proportional to 2,747.76, 4,122.18 and 1,361.04 is: 2,041.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747.76 : 4,122.18 = 1,361.04 : x
  2. Step 2: Convert to fraction form
    2,747.76/4,122.18 = 1,361.04/x
  3. Step 3: Cross multiply
    2,747.76x = 4,122.18 × 1,361.04
  4. Step 4: Simplify right side
    2,747.76x = 5,610,451.87
  5. Step 5: Solve for x
    x = 5,610,451.87/2,747.76
  6. Step 6: Final answer
    x = 2,041.83

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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.