Home / 7,487.73-11,231.19-2,293.65

Finding the Fourth Proportional to 7,487.73, 11,231.19 and 2,293.65

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Solution

The fourth proportional to 7,487.73, 11,231.19 and 2,293.65 is: 3,440.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487.73 : 11,231.19 = 2,293.65 : x
  2. Step 2: Convert to fraction form
    7,487.73/11,231.19 = 2,293.65/x
  3. Step 3: Cross multiply
    7,487.73x = 11,231.19 × 2,293.65
  4. Step 4: Simplify right side
    7,487.73x = 25,760,418.94
  5. Step 5: Solve for x
    x = 25,760,418.94/7,487.73
  6. Step 6: Final answer
    x = 3,440.35

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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.