Home / 3,771.23-5,204.06-2,278.27

Finding the Fourth Proportional to 3,771.23, 5,204.06 and 2,278.27

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Solution

The fourth proportional to 3,771.23, 5,204.06 and 2,278.27 is: 3,143.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771.23 : 5,204.06 = 2,278.27 : x
  2. Step 2: Convert to fraction form
    3,771.23/5,204.06 = 2,278.27/x
  3. Step 3: Cross multiply
    3,771.23x = 5,204.06 × 2,278.27
  4. Step 4: Simplify right side
    3,771.23x = 11,856,233.45
  5. Step 5: Solve for x
    x = 11,856,233.45/3,771.23
  6. Step 6: Final answer
    x = 3,143.86

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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.