Home / 7,891.24-11,836.46-2,344.64

Finding the Fourth Proportional to 7,891.24, 11,836.46 and 2,344.64

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Solution

The fourth proportional to 7,891.24, 11,836.46 and 2,344.64 is: 3,516.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,891.24 : 11,836.46 = 2,344.64 : x
  2. Step 2: Convert to fraction form
    7,891.24/11,836.46 = 2,344.64/x
  3. Step 3: Cross multiply
    7,891.24x = 11,836.46 × 2,344.64
  4. Step 4: Simplify right side
    7,891.24x = 27,752,237.57
  5. Step 5: Solve for x
    x = 27,752,237.57/7,891.24
  6. Step 6: Final answer
    x = 3,516.84

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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.