Home / 2,382.32-3,287.70-1,334.39

Finding the Fourth Proportional to 2,382.32, 3,287.70 and 1,334.39

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Solution

The fourth proportional to 2,382.32, 3,287.70 and 1,334.39 is: 1,841.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382.32 : 3,287.70 = 1,334.39 : x
  2. Step 2: Convert to fraction form
    2,382.32/3,287.70 = 1,334.39/x
  3. Step 3: Cross multiply
    2,382.32x = 3,287.70 × 1,334.39
  4. Step 4: Simplify right side
    2,382.32x = 4,387,074.00
  5. Step 5: Solve for x
    x = 4,387,074.00/2,382.32
  6. Step 6: Final answer
    x = 1,841.51

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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.