Home / 3,783.28-5,677.81-2,029.73

Finding the Fourth Proportional to 3,783.28, 5,677.81 and 2,029.73

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Solution

The fourth proportional to 3,783.28, 5,677.81 and 2,029.73 is: 3,046.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783.28 : 5,677.81 = 2,029.73 : x
  2. Step 2: Convert to fraction form
    3,783.28/5,677.81 = 2,029.73/x
  3. Step 3: Cross multiply
    3,783.28x = 5,677.81 × 2,029.73
  4. Step 4: Simplify right side
    3,783.28x = 11,524,438.59
  5. Step 5: Solve for x
    x = 11,524,438.59/3,783.28
  6. Step 6: Final answer
    x = 3,046.15

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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.