Home / 3,809.23-5,719.31-2,488.83

Finding the Fourth Proportional to 3,809.23, 5,719.31 and 2,488.83

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Solution

The fourth proportional to 3,809.23, 5,719.31 and 2,488.83 is: 3,736.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,809.23 : 5,719.31 = 2,488.83 : x
  2. Step 2: Convert to fraction form
    3,809.23/5,719.31 = 2,488.83/x
  3. Step 3: Cross multiply
    3,809.23x = 5,719.31 × 2,488.83
  4. Step 4: Simplify right side
    3,809.23x = 14,234,365.75
  5. Step 5: Solve for x
    x = 14,234,365.75/3,809.23
  6. Step 6: Final answer
    x = 3,736.81

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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.