Home / 5,513.49-7,605.77-3,413.97

Finding the Fourth Proportional to 5,513.49, 7,605.77 and 3,413.97

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Solution

The fourth proportional to 5,513.49, 7,605.77 and 3,413.97 is: 4,709.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513.49 : 7,605.77 = 3,413.97 : x
  2. Step 2: Convert to fraction form
    5,513.49/7,605.77 = 3,413.97/x
  3. Step 3: Cross multiply
    5,513.49x = 7,605.77 × 3,413.97
  4. Step 4: Simplify right side
    5,513.49x = 25,965,853.54
  5. Step 5: Solve for x
    x = 25,965,853.54/5,513.49
  6. Step 6: Final answer
    x = 4,709.51

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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.