Home / 3,672.12-5,499.90-2,843.79

Finding the Fourth Proportional to 3,672.12, 5,499.90 and 2,843.79

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Solution

The fourth proportional to 3,672.12, 5,499.90 and 2,843.79 is: 4,259.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672.12 : 5,499.90 = 2,843.79 : x
  2. Step 2: Convert to fraction form
    3,672.12/5,499.90 = 2,843.79/x
  3. Step 3: Cross multiply
    3,672.12x = 5,499.90 × 2,843.79
  4. Step 4: Simplify right side
    3,672.12x = 15,640,560.62
  5. Step 5: Solve for x
    x = 15,640,560.62/3,672.12
  6. Step 6: Final answer
    x = 4,259.27

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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.