Home / 3,283.81-4,917.88-1,819.33

Finding the Fourth Proportional to 3,283.81, 4,917.88 and 1,819.33

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Solution

The fourth proportional to 3,283.81, 4,917.88 and 1,819.33 is: 2,724.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.81 : 4,917.88 = 1,819.33 : x
  2. Step 2: Convert to fraction form
    3,283.81/4,917.88 = 1,819.33/x
  3. Step 3: Cross multiply
    3,283.81x = 4,917.88 × 1,819.33
  4. Step 4: Simplify right side
    3,283.81x = 8,947,246.62
  5. Step 5: Solve for x
    x = 8,947,246.62/3,283.81
  6. Step 6: Final answer
    x = 2,724.65

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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.