Home / 2,382.62-3,288.06-1,334.61

Finding the Fourth Proportional to 2,382.62, 3,288.06 and 1,334.61

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Solution

The fourth proportional to 2,382.62, 3,288.06 and 1,334.61 is: 1,841.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382.62 : 3,288.06 = 1,334.61 : x
  2. Step 2: Convert to fraction form
    2,382.62/3,288.06 = 1,334.61/x
  3. Step 3: Cross multiply
    2,382.62x = 3,288.06 × 1,334.61
  4. Step 4: Simplify right side
    2,382.62x = 4,388,277.76
  5. Step 5: Solve for x
    x = 4,388,277.76/2,382.62
  6. Step 6: Final answer
    x = 1,841.79

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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.