Home / 3,828.14-5,281.16-2,335.82

Finding the Fourth Proportional to 3,828.14, 5,281.16 and 2,335.82

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Solution

The fourth proportional to 3,828.14, 5,281.16 and 2,335.82 is: 3,222.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828.14 : 5,281.16 = 2,335.82 : x
  2. Step 2: Convert to fraction form
    3,828.14/5,281.16 = 2,335.82/x
  3. Step 3: Cross multiply
    3,828.14x = 5,281.16 × 2,335.82
  4. Step 4: Simplify right side
    3,828.14x = 12,335,839.15
  5. Step 5: Solve for x
    x = 12,335,839.15/3,828.14
  6. Step 6: Final answer
    x = 3,222.41

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