Home / 3,446.15-5,169.42-2,929.77

Finding the Fourth Proportional to 3,446.15, 5,169.42 and 2,929.77

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Solution

The fourth proportional to 3,446.15, 5,169.42 and 2,929.77 is: 4,394.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,446.15 : 5,169.42 = 2,929.77 : x
  2. Step 2: Convert to fraction form
    3,446.15/5,169.42 = 2,929.77/x
  3. Step 3: Cross multiply
    3,446.15x = 5,169.42 × 2,929.77
  4. Step 4: Simplify right side
    3,446.15x = 15,145,211.63
  5. Step 5: Solve for x
    x = 15,145,211.63/3,446.15
  6. Step 6: Final answer
    x = 4,394.83

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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.