Home / 2,553.77-3,833.24-1,720.73

Finding the Fourth Proportional to 2,553.77, 3,833.24 and 1,720.73

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Solution

The fourth proportional to 2,553.77, 3,833.24 and 1,720.73 is: 2,582.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553.77 : 3,833.24 = 1,720.73 : x
  2. Step 2: Convert to fraction form
    2,553.77/3,833.24 = 1,720.73/x
  3. Step 3: Cross multiply
    2,553.77x = 3,833.24 × 1,720.73
  4. Step 4: Simplify right side
    2,553.77x = 6,595,972.04
  5. Step 5: Solve for x
    x = 6,595,972.04/2,553.77
  6. Step 6: Final answer
    x = 2,582.83

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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.