Home / 3,344.20-5,018.22-2,611.72

Finding the Fourth Proportional to 3,344.20, 5,018.22 and 2,611.72

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Solution

The fourth proportional to 3,344.20, 5,018.22 and 2,611.72 is: 3,919.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,344.20 : 5,018.22 = 2,611.72 : x
  2. Step 2: Convert to fraction form
    3,344.20/5,018.22 = 2,611.72/x
  3. Step 3: Cross multiply
    3,344.20x = 5,018.22 × 2,611.72
  4. Step 4: Simplify right side
    3,344.20x = 13,106,185.54
  5. Step 5: Solve for x
    x = 13,106,185.54/3,344.20
  6. Step 6: Final answer
    x = 3,919.08

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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.