Home / 3,904.50-5,388.30-2,413.44

Finding the Fourth Proportional to 3,904.50, 5,388.30 and 2,413.44

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Solution

The fourth proportional to 3,904.50, 5,388.30 and 2,413.44 is: 3,330.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904.50 : 5,388.30 = 2,413.44 : x
  2. Step 2: Convert to fraction form
    3,904.50/5,388.30 = 2,413.44/x
  3. Step 3: Cross multiply
    3,904.50x = 5,388.30 × 2,413.44
  4. Step 4: Simplify right side
    3,904.50x = 13,004,338.75
  5. Step 5: Solve for x
    x = 13,004,338.75/3,904.50
  6. Step 6: Final answer
    x = 3,330.60

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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.