Home / 3,422.28-5,143.04-2,035.87

Finding the Fourth Proportional to 3,422.28, 5,143.04 and 2,035.87

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Solution

The fourth proportional to 3,422.28, 5,143.04 and 2,035.87 is: 3,059.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,422.28 : 5,143.04 = 2,035.87 : x
  2. Step 2: Convert to fraction form
    3,422.28/5,143.04 = 2,035.87/x
  3. Step 3: Cross multiply
    3,422.28x = 5,143.04 × 2,035.87
  4. Step 4: Simplify right side
    3,422.28x = 10,470,524.95
  5. Step 5: Solve for x
    x = 10,470,524.95/3,422.28
  6. Step 6: Final answer
    x = 3,059.52

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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.