Home / 2,474.18-3,413.49-1,516.78

Finding the Fourth Proportional to 2,474.18, 3,413.49 and 1,516.78

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Solution

The fourth proportional to 2,474.18, 3,413.49 and 1,516.78 is: 2,092.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,474.18 : 3,413.49 = 1,516.78 : x
  2. Step 2: Convert to fraction form
    2,474.18/3,413.49 = 1,516.78/x
  3. Step 3: Cross multiply
    2,474.18x = 3,413.49 × 1,516.78
  4. Step 4: Simplify right side
    2,474.18x = 5,177,513.36
  5. Step 5: Solve for x
    x = 5,177,513.36/2,474.18
  6. Step 6: Final answer
    x = 2,092.62

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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.