Home / 3,436.96-5,146.20-2,828.02

Finding the Fourth Proportional to 3,436.96, 5,146.20 and 2,828.02

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Solution

The fourth proportional to 3,436.96, 5,146.20 and 2,828.02 is: 4,234.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.96 : 5,146.20 = 2,828.02 : x
  2. Step 2: Convert to fraction form
    3,436.96/5,146.20 = 2,828.02/x
  3. Step 3: Cross multiply
    3,436.96x = 5,146.20 × 2,828.02
  4. Step 4: Simplify right side
    3,436.96x = 14,553,556.52
  5. Step 5: Solve for x
    x = 14,553,556.52/3,436.96
  6. Step 6: Final answer
    x = 4,234.43

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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.