Home / 3,442.70-5,159.50-2,519.61

Finding the Fourth Proportional to 3,442.70, 5,159.50 and 2,519.61

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Solution

The fourth proportional to 3,442.70, 5,159.50 and 2,519.61 is: 3,776.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442.70 : 5,159.50 = 2,519.61 : x
  2. Step 2: Convert to fraction form
    3,442.70/5,159.50 = 2,519.61/x
  3. Step 3: Cross multiply
    3,442.70x = 5,159.50 × 2,519.61
  4. Step 4: Simplify right side
    3,442.70x = 12,999,902.15
  5. Step 5: Solve for x
    x = 12,999,902.15/3,442.70
  6. Step 6: Final answer
    x = 3,776.07

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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.