Home / 10,942.11-16,413.12-3,150.90

Finding the Fourth Proportional to 10,942.11, 16,413.12 and 3,150.90

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Solution

The fourth proportional to 10,942.11, 16,413.12 and 3,150.90 is: 4,726.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,942.11 : 16,413.12 = 3,150.90 : x
  2. Step 2: Convert to fraction form
    10,942.11/16,413.12 = 3,150.90/x
  3. Step 3: Cross multiply
    10,942.11x = 16,413.12 × 3,150.90
  4. Step 4: Simplify right side
    10,942.11x = 51,716,099.81
  5. Step 5: Solve for x
    x = 51,716,099.81/10,942.11
  6. Step 6: Final answer
    x = 4,726.34

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1.5x scale

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.