Home / 4,413.70-6,618.41-2,565.35

Finding the Fourth Proportional to 4,413.70, 6,618.41 and 2,565.35

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Solution

The fourth proportional to 4,413.70, 6,618.41 and 2,565.35 is: 3,846.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,413.70 : 6,618.41 = 2,565.35 : x
  2. Step 2: Convert to fraction form
    4,413.70/6,618.41 = 2,565.35/x
  3. Step 3: Cross multiply
    4,413.70x = 6,618.41 × 2,565.35
  4. Step 4: Simplify right side
    4,413.70x = 16,978,538.09
  5. Step 5: Solve for x
    x = 16,978,538.09/4,413.70
  6. Step 6: Final answer
    x = 3,846.78

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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.