Home / 2,413.05-3,329.85-1,418.28

Finding the Fourth Proportional to 2,413.05, 3,329.85 and 1,418.28

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Solution

The fourth proportional to 2,413.05, 3,329.85 and 1,418.28 is: 1,957.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,413.05 : 3,329.85 = 1,418.28 : x
  2. Step 2: Convert to fraction form
    2,413.05/3,329.85 = 1,418.28/x
  3. Step 3: Cross multiply
    2,413.05x = 3,329.85 × 1,418.28
  4. Step 4: Simplify right side
    2,413.05x = 4,722,659.66
  5. Step 5: Solve for x
    x = 4,722,659.66/2,413.05
  6. Step 6: Final answer
    x = 1,957.13

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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.