Home / 7,390.62-11,083.54-2,458.94

Finding the Fourth Proportional to 7,390.62, 11,083.54 and 2,458.94

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Solution

The fourth proportional to 7,390.62, 11,083.54 and 2,458.94 is: 3,687.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390.62 : 11,083.54 = 2,458.94 : x
  2. Step 2: Convert to fraction form
    7,390.62/11,083.54 = 2,458.94/x
  3. Step 3: Cross multiply
    7,390.62x = 11,083.54 × 2,458.94
  4. Step 4: Simplify right side
    7,390.62x = 27,253,759.85
  5. Step 5: Solve for x
    x = 27,253,759.85/7,390.62
  6. Step 6: Final answer
    x = 3,687.61

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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.