Home / 6,413.27-8,852.49-3,759.71

Finding the Fourth Proportional to 6,413.27, 8,852.49 and 3,759.71

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Solution

The fourth proportional to 6,413.27, 8,852.49 and 3,759.71 is: 5,189.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,413.27 : 8,852.49 = 3,759.71 : x
  2. Step 2: Convert to fraction form
    6,413.27/8,852.49 = 3,759.71/x
  3. Step 3: Cross multiply
    6,413.27x = 8,852.49 × 3,759.71
  4. Step 4: Simplify right side
    6,413.27x = 33,282,750.92
  5. Step 5: Solve for x
    x = 33,282,750.92/6,413.27
  6. Step 6: Final answer
    x = 5,189.67

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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.