Home / 7,860.08-11,794.17-3,480.61

Finding the Fourth Proportional to 7,860.08, 11,794.17 and 3,480.61

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Solution

The fourth proportional to 7,860.08, 11,794.17 and 3,480.61 is: 5,222.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,860.08 : 11,794.17 = 3,480.61 : x
  2. Step 2: Convert to fraction form
    7,860.08/11,794.17 = 3,480.61/x
  3. Step 3: Cross multiply
    7,860.08x = 11,794.17 × 3,480.61
  4. Step 4: Simplify right side
    7,860.08x = 41,050,906.04
  5. Step 5: Solve for x
    x = 41,050,906.04/7,860.08
  6. Step 6: Final answer
    x = 5,222.71

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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.