Home / 10,808.92-16,214.24-3,413.95

Finding the Fourth Proportional to 10,808.92, 16,214.24 and 3,413.95

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Solution

The fourth proportional to 10,808.92, 16,214.24 and 3,413.95 is: 5,121.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,808.92 : 16,214.24 = 3,413.95 : x
  2. Step 2: Convert to fraction form
    10,808.92/16,214.24 = 3,413.95/x
  3. Step 3: Cross multiply
    10,808.92x = 16,214.24 × 3,413.95
  4. Step 4: Simplify right side
    10,808.92x = 55,354,587.58
  5. Step 5: Solve for x
    x = 55,354,587.58/10,808.92
  6. Step 6: Final answer
    x = 5,121.20

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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.