Home / 7,362.43-11,043.71-2,685.79

Finding the Fourth Proportional to 7,362.43, 11,043.71 and 2,685.79

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Solution

The fourth proportional to 7,362.43, 11,043.71 and 2,685.79 is: 4,028.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,362.43 : 11,043.71 = 2,685.79 : x
  2. Step 2: Convert to fraction form
    7,362.43/11,043.71 = 2,685.79/x
  3. Step 3: Cross multiply
    7,362.43x = 11,043.71 × 2,685.79
  4. Step 4: Simplify right side
    7,362.43x = 29,661,085.88
  5. Step 5: Solve for x
    x = 29,661,085.88/7,362.43
  6. Step 6: Final answer
    x = 4,028.71

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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.