Home / 6,822.10-9,413.83-3,837.87

Finding the Fourth Proportional to 6,822.10, 9,413.83 and 3,837.87

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Solution

The fourth proportional to 6,822.10, 9,413.83 and 3,837.87 is: 5,295.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,822.10 : 9,413.83 = 3,837.87 : x
  2. Step 2: Convert to fraction form
    6,822.10/9,413.83 = 3,837.87/x
  3. Step 3: Cross multiply
    6,822.10x = 9,413.83 × 3,837.87
  4. Step 4: Simplify right side
    6,822.10x = 36,129,028.41
  5. Step 5: Solve for x
    x = 36,129,028.41/6,822.10
  6. Step 6: Final answer
    x = 5,295.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.