Home / 3,822.03-5,731.50-2,589.78

Finding the Fourth Proportional to 3,822.03, 5,731.50 and 2,589.78

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Solution

The fourth proportional to 3,822.03, 5,731.50 and 2,589.78 is: 3,883.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.03 : 5,731.50 = 2,589.78 : x
  2. Step 2: Convert to fraction form
    3,822.03/5,731.50 = 2,589.78/x
  3. Step 3: Cross multiply
    3,822.03x = 5,731.50 × 2,589.78
  4. Step 4: Simplify right side
    3,822.03x = 14,843,324.07
  5. Step 5: Solve for x
    x = 14,843,324.07/3,822.03
  6. Step 6: Final answer
    x = 3,883.62

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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.