Home / 7,623.26-11,434.97-2,689.43

Finding the Fourth Proportional to 7,623.26, 11,434.97 and 2,689.43

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Solution

The fourth proportional to 7,623.26, 11,434.97 and 2,689.43 is: 4,034.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623.26 : 11,434.97 = 2,689.43 : x
  2. Step 2: Convert to fraction form
    7,623.26/11,434.97 = 2,689.43/x
  3. Step 3: Cross multiply
    7,623.26x = 11,434.97 × 2,689.43
  4. Step 4: Simplify right side
    7,623.26x = 30,753,551.37
  5. Step 5: Solve for x
    x = 30,753,551.37/7,623.26
  6. Step 6: Final answer
    x = 4,034.18

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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.