Home / 6,310.31-9,458.29-3,839.69

Finding the Fourth Proportional to 6,310.31, 9,458.29 and 3,839.69

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Solution

The fourth proportional to 6,310.31, 9,458.29 and 3,839.69 is: 5,755.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,310.31 : 9,458.29 = 3,839.69 : x
  2. Step 2: Convert to fraction form
    6,310.31/9,458.29 = 3,839.69/x
  3. Step 3: Cross multiply
    6,310.31x = 9,458.29 × 3,839.69
  4. Step 4: Simplify right side
    6,310.31x = 36,316,901.53
  5. Step 5: Solve for x
    x = 36,316,901.53/6,310.31
  6. Step 6: Final answer
    x = 5,755.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.