Home / 3,771.27-5,204.23-2,278.63

Finding the Fourth Proportional to 3,771.27, 5,204.23 and 2,278.63

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Solution

The fourth proportional to 3,771.27, 5,204.23 and 2,278.63 is: 3,144.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771.27 : 5,204.23 = 2,278.63 : x
  2. Step 2: Convert to fraction form
    3,771.27/5,204.23 = 2,278.63/x
  3. Step 3: Cross multiply
    3,771.27x = 5,204.23 × 2,278.63
  4. Step 4: Simplify right side
    3,771.27x = 11,858,514.60
  5. Step 5: Solve for x
    x = 11,858,514.60/3,771.27
  6. Step 6: Final answer
    x = 3,144.44

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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.