Home / 3,327.68-4,991.88-2,942

Finding the Fourth Proportional to 3,327.68, 4,991.88 and 2,942

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Solution

The fourth proportional to 3,327.68, 4,991.88 and 2,942 is: 4,413.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,327.68 : 4,991.88 = 2,942 : x
  2. Step 2: Convert to fraction form
    3,327.68/4,991.88 = 2,942/x
  3. Step 3: Cross multiply
    3,327.68x = 4,991.88 × 2,942
  4. Step 4: Simplify right side
    3,327.68x = 14,686,110.96
  5. Step 5: Solve for x
    x = 14,686,110.96/3,327.68
  6. Step 6: Final answer
    x = 4,413.32

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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.