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Finding the Fourth Proportional to 3,772.88, 5,651.07 and 2,673.91

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Solution

The fourth proportional to 3,772.88, 5,651.07 and 2,673.91 is: 4,005.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772.88 : 5,651.07 = 2,673.91 : x
  2. Step 2: Convert to fraction form
    3,772.88/5,651.07 = 2,673.91/x
  3. Step 3: Cross multiply
    3,772.88x = 5,651.07 × 2,673.91
  4. Step 4: Simplify right side
    3,772.88x = 15,110,449.62
  5. Step 5: Solve for x
    x = 15,110,449.62/3,772.88
  6. Step 6: Final answer
    x = 4,005.02

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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.