Home / 4,081.66-6,119.48-3,288.84

Finding the Fourth Proportional to 4,081.66, 6,119.48 and 3,288.84

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Solution

The fourth proportional to 4,081.66, 6,119.48 and 3,288.84 is: 4,930.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081.66 : 6,119.48 = 3,288.84 : x
  2. Step 2: Convert to fraction form
    4,081.66/6,119.48 = 3,288.84/x
  3. Step 3: Cross multiply
    4,081.66x = 6,119.48 × 3,288.84
  4. Step 4: Simplify right side
    4,081.66x = 20,125,990.60
  5. Step 5: Solve for x
    x = 20,125,990.60/4,081.66
  6. Step 6: Final answer
    x = 4,930.83

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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.