Home / 3,996.27-5,514.68-2,669.79

Finding the Fourth Proportional to 3,996.27, 5,514.68 and 2,669.79

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Solution

The fourth proportional to 3,996.27, 5,514.68 and 2,669.79 is: 3,684.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996.27 : 5,514.68 = 2,669.79 : x
  2. Step 2: Convert to fraction form
    3,996.27/5,514.68 = 2,669.79/x
  3. Step 3: Cross multiply
    3,996.27x = 5,514.68 × 2,669.79
  4. Step 4: Simplify right side
    3,996.27x = 14,723,024.17
  5. Step 5: Solve for x
    x = 14,723,024.17/3,996.27
  6. Step 6: Final answer
    x = 3,684.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.