Home / 3,207.86-4,424.69-2,413.25

Finding the Fourth Proportional to 3,207.86, 4,424.69 and 2,413.25

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Solution

The fourth proportional to 3,207.86, 4,424.69 and 2,413.25 is: 3,328.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.86 : 4,424.69 = 2,413.25 : x
  2. Step 2: Convert to fraction form
    3,207.86/4,424.69 = 2,413.25/x
  3. Step 3: Cross multiply
    3,207.86x = 4,424.69 × 2,413.25
  4. Step 4: Simplify right side
    3,207.86x = 10,677,866.05
  5. Step 5: Solve for x
    x = 10,677,866.05/3,207.86
  6. Step 6: Final answer
    x = 3,328.66

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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.