Home / 6,945.28-10,413.29-3,826.75

Finding the Fourth Proportional to 6,945.28, 10,413.29 and 3,826.75

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Solution

The fourth proportional to 6,945.28, 10,413.29 and 3,826.75 is: 5,737.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,945.28 : 10,413.29 = 3,826.75 : x
  2. Step 2: Convert to fraction form
    6,945.28/10,413.29 = 3,826.75/x
  3. Step 3: Cross multiply
    6,945.28x = 10,413.29 × 3,826.75
  4. Step 4: Simplify right side
    6,945.28x = 39,848,986.31
  5. Step 5: Solve for x
    x = 39,848,986.31/6,945.28
  6. Step 6: Final answer
    x = 5,737.57

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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.