Home / 3,199.96-4,413.09-2,079.82

Finding the Fourth Proportional to 3,199.96, 4,413.09 and 2,079.82

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Solution

The fourth proportional to 3,199.96, 4,413.09 and 2,079.82 is: 2,868.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.96 : 4,413.09 = 2,079.82 : x
  2. Step 2: Convert to fraction form
    3,199.96/4,413.09 = 2,079.82/x
  3. Step 3: Cross multiply
    3,199.96x = 4,413.09 × 2,079.82
  4. Step 4: Simplify right side
    3,199.96x = 9,178,432.84
  5. Step 5: Solve for x
    x = 9,178,432.84/3,199.96
  6. Step 6: Final answer
    x = 2,868.30

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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.