Home / 3,263.28-4,893.03-1,413.78

Finding the Fourth Proportional to 3,263.28, 4,893.03 and 1,413.78

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Solution

The fourth proportional to 3,263.28, 4,893.03 and 1,413.78 is: 2,119.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,263.28 : 4,893.03 = 1,413.78 : x
  2. Step 2: Convert to fraction form
    3,263.28/4,893.03 = 1,413.78/x
  3. Step 3: Cross multiply
    3,263.28x = 4,893.03 × 1,413.78
  4. Step 4: Simplify right side
    3,263.28x = 6,917,667.95
  5. Step 5: Solve for x
    x = 6,917,667.95/3,263.28
  6. Step 6: Final answer
    x = 2,119.85

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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.