Home / 3,413.36-4,711.12-2,016.48

Finding the Fourth Proportional to 3,413.36, 4,711.12 and 2,016.48

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Solution

The fourth proportional to 3,413.36, 4,711.12 and 2,016.48 is: 2,783.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413.36 : 4,711.12 = 2,016.48 : x
  2. Step 2: Convert to fraction form
    3,413.36/4,711.12 = 2,016.48/x
  3. Step 3: Cross multiply
    3,413.36x = 4,711.12 × 2,016.48
  4. Step 4: Simplify right side
    3,413.36x = 9,499,879.26
  5. Step 5: Solve for x
    x = 9,499,879.26/3,413.36
  6. Step 6: Final answer
    x = 2,783.15

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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.