Home / 3,339.28-5,014.61-2,783.41

Finding the Fourth Proportional to 3,339.28, 5,014.61 and 2,783.41

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Solution

The fourth proportional to 3,339.28, 5,014.61 and 2,783.41 is: 4,179.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,339.28 : 5,014.61 = 2,783.41 : x
  2. Step 2: Convert to fraction form
    3,339.28/5,014.61 = 2,783.41/x
  3. Step 3: Cross multiply
    3,339.28x = 5,014.61 × 2,783.41
  4. Step 4: Simplify right side
    3,339.28x = 13,957,727.81
  5. Step 5: Solve for x
    x = 13,957,727.81/3,339.28
  6. Step 6: Final answer
    x = 4,179.87

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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.