Home / 3,340.28-5,016.11-2,784.41

Finding the Fourth Proportional to 3,340.28, 5,016.11 and 2,784.41

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Solution

The fourth proportional to 3,340.28, 5,016.11 and 2,784.41 is: 4,181.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.28 : 5,016.11 = 2,784.41 : x
  2. Step 2: Convert to fraction form
    3,340.28/5,016.11 = 2,784.41/x
  3. Step 3: Cross multiply
    3,340.28x = 5,016.11 × 2,784.41
  4. Step 4: Simplify right side
    3,340.28x = 13,966,906.85
  5. Step 5: Solve for x
    x = 13,966,906.85/3,340.28
  6. Step 6: Final answer
    x = 4,181.36

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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.