Home / 3,209.83-4,813.13-1,944.63

Finding the Fourth Proportional to 3,209.83, 4,813.13 and 1,944.63

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Solution

The fourth proportional to 3,209.83, 4,813.13 and 1,944.63 is: 2,915.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209.83 : 4,813.13 = 1,944.63 : x
  2. Step 2: Convert to fraction form
    3,209.83/4,813.13 = 1,944.63/x
  3. Step 3: Cross multiply
    3,209.83x = 4,813.13 × 1,944.63
  4. Step 4: Simplify right side
    3,209.83x = 9,359,761.85
  5. Step 5: Solve for x
    x = 9,359,761.85/3,209.83
  6. Step 6: Final answer
    x = 2,915.97

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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.