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Finding the Fourth Proportional to 2,793.33, 4,183.62 and 1,333.51

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Solution

The fourth proportional to 2,793.33, 4,183.62 and 1,333.51 is: 1,997.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,793.33 : 4,183.62 = 1,333.51 : x
  2. Step 2: Convert to fraction form
    2,793.33/4,183.62 = 1,333.51/x
  3. Step 3: Cross multiply
    2,793.33x = 4,183.62 × 1,333.51
  4. Step 4: Simplify right side
    2,793.33x = 5,578,899.11
  5. Step 5: Solve for x
    x = 5,578,899.11/2,793.33
  6. Step 6: Final answer
    x = 1,997.22

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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.