Home / 3,908.08-5,391.64-2,413.43

Finding the Fourth Proportional to 3,908.08, 5,391.64 and 2,413.43

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Solution

The fourth proportional to 3,908.08, 5,391.64 and 2,413.43 is: 3,329.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908.08 : 5,391.64 = 2,413.43 : x
  2. Step 2: Convert to fraction form
    3,908.08/5,391.64 = 2,413.43/x
  3. Step 3: Cross multiply
    3,908.08x = 5,391.64 × 2,413.43
  4. Step 4: Simplify right side
    3,908.08x = 13,012,345.73
  5. Step 5: Solve for x
    x = 13,012,345.73/3,908.08
  6. Step 6: Final answer
    x = 3,329.60

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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.