Home / 2,943.69-4,413.40-1,382.89

Finding the Fourth Proportional to 2,943.69, 4,413.40 and 1,382.89

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Solution

The fourth proportional to 2,943.69, 4,413.40 and 1,382.89 is: 2,073.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.69 : 4,413.40 = 1,382.89 : x
  2. Step 2: Convert to fraction form
    2,943.69/4,413.40 = 1,382.89/x
  3. Step 3: Cross multiply
    2,943.69x = 4,413.40 × 1,382.89
  4. Step 4: Simplify right side
    2,943.69x = 6,103,246.73
  5. Step 5: Solve for x
    x = 6,103,246.73/2,943.69
  6. Step 6: Final answer
    x = 2,073.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.