Home / 2,413.85-3,331.94-1,419.42

Finding the Fourth Proportional to 2,413.85, 3,331.94 and 1,419.42

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Solution

The fourth proportional to 2,413.85, 3,331.94 and 1,419.42 is: 1,959.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,413.85 : 3,331.94 = 1,419.42 : x
  2. Step 2: Convert to fraction form
    2,413.85/3,331.94 = 1,419.42/x
  3. Step 3: Cross multiply
    2,413.85x = 3,331.94 × 1,419.42
  4. Step 4: Simplify right side
    2,413.85x = 4,729,415.18
  5. Step 5: Solve for x
    x = 4,729,415.18/2,413.85
  6. Step 6: Final answer
    x = 1,959.29

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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.