Home / 2,382.82-3,288.13-1,334.68

Finding the Fourth Proportional to 2,382.82, 3,288.13 and 1,334.68

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Solution

The fourth proportional to 2,382.82, 3,288.13 and 1,334.68 is: 1,841.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382.82 : 3,288.13 = 1,334.68 : x
  2. Step 2: Convert to fraction form
    2,382.82/3,288.13 = 1,334.68/x
  3. Step 3: Cross multiply
    2,382.82x = 3,288.13 × 1,334.68
  4. Step 4: Simplify right side
    2,382.82x = 4,388,601.35
  5. Step 5: Solve for x
    x = 4,388,601.35/2,382.82
  6. Step 6: Final answer
    x = 1,841.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.