Home / 2,382.71-3,288.14-1,334.84

Finding the Fourth Proportional to 2,382.71, 3,288.14 and 1,334.84

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Solution

The fourth proportional to 2,382.71, 3,288.14 and 1,334.84 is: 1,842.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382.71 : 3,288.14 = 1,334.84 : x
  2. Step 2: Convert to fraction form
    2,382.71/3,288.14 = 1,334.84/x
  3. Step 3: Cross multiply
    2,382.71x = 3,288.14 × 1,334.84
  4. Step 4: Simplify right side
    2,382.71x = 4,389,117.68
  5. Step 5: Solve for x
    x = 4,389,117.68/2,382.71
  6. Step 6: Final answer
    x = 1,842.07

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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.