Home / 5,116.11-7,674.62-2,193.73

Finding the Fourth Proportional to 5,116.11, 7,674.62 and 2,193.73

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Solution

The fourth proportional to 5,116.11, 7,674.62 and 2,193.73 is: 3,290.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,116.11 : 7,674.62 = 2,193.73 : x
  2. Step 2: Convert to fraction form
    5,116.11/7,674.62 = 2,193.73/x
  3. Step 3: Cross multiply
    5,116.11x = 7,674.62 × 2,193.73
  4. Step 4: Simplify right side
    5,116.11x = 16,836,044.13
  5. Step 5: Solve for x
    x = 16,836,044.13/5,116.11
  6. Step 6: Final answer
    x = 3,290.79

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1.5x scale

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.