Home / 3,278.28-4,922.34-2,053.44

Finding the Fourth Proportional to 3,278.28, 4,922.34 and 2,053.44

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Solution

The fourth proportional to 3,278.28, 4,922.34 and 2,053.44 is: 3,083.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278.28 : 4,922.34 = 2,053.44 : x
  2. Step 2: Convert to fraction form
    3,278.28/4,922.34 = 2,053.44/x
  3. Step 3: Cross multiply
    3,278.28x = 4,922.34 × 2,053.44
  4. Step 4: Simplify right side
    3,278.28x = 10,107,729.85
  5. Step 5: Solve for x
    x = 10,107,729.85/3,278.28
  6. Step 6: Final answer
    x = 3,083.24

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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.