Home / 3,331.68-4,998.33-1,382.82

Finding the Fourth Proportional to 3,331.68, 4,998.33 and 1,382.82

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Solution

The fourth proportional to 3,331.68, 4,998.33 and 1,382.82 is: 2,074.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,331.68 : 4,998.33 = 1,382.82 : x
  2. Step 2: Convert to fraction form
    3,331.68/4,998.33 = 1,382.82/x
  3. Step 3: Cross multiply
    3,331.68x = 4,998.33 × 1,382.82
  4. Step 4: Simplify right side
    3,331.68x = 6,911,790.69
  5. Step 5: Solve for x
    x = 6,911,790.69/3,331.68
  6. Step 6: Final answer
    x = 2,074.57

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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.