Home / 3,851.82-5,777.73-2,207.24

Finding the Fourth Proportional to 3,851.82, 5,777.73 and 2,207.24

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Solution

The fourth proportional to 3,851.82, 5,777.73 and 2,207.24 is: 3,310.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851.82 : 5,777.73 = 2,207.24 : x
  2. Step 2: Convert to fraction form
    3,851.82/5,777.73 = 2,207.24/x
  3. Step 3: Cross multiply
    3,851.82x = 5,777.73 × 2,207.24
  4. Step 4: Simplify right side
    3,851.82x = 12,752,807.88
  5. Step 5: Solve for x
    x = 12,752,807.88/3,851.82
  6. Step 6: Final answer
    x = 3,310.85

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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.