Home / 4,121.22-6,181.80-3,304.62

Finding the Fourth Proportional to 4,121.22, 6,181.80 and 3,304.62

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Solution

The fourth proportional to 4,121.22, 6,181.80 and 3,304.62 is: 4,956.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.22 : 6,181.80 = 3,304.62 : x
  2. Step 2: Convert to fraction form
    4,121.22/6,181.80 = 3,304.62/x
  3. Step 3: Cross multiply
    4,121.22x = 6,181.80 × 3,304.62
  4. Step 4: Simplify right side
    4,121.22x = 20,428,499.92
  5. Step 5: Solve for x
    x = 20,428,499.92/4,121.22
  6. Step 6: Final answer
    x = 4,956.91

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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.