Home / 4,855.73-7,282.05-2,081.66

Finding the Fourth Proportional to 4,855.73, 7,282.05 and 2,081.66

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Solution

The fourth proportional to 4,855.73, 7,282.05 and 2,081.66 is: 3,121.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855.73 : 7,282.05 = 2,081.66 : x
  2. Step 2: Convert to fraction form
    4,855.73/7,282.05 = 2,081.66/x
  3. Step 3: Cross multiply
    4,855.73x = 7,282.05 × 2,081.66
  4. Step 4: Simplify right side
    4,855.73x = 15,158,752.20
  5. Step 5: Solve for x
    x = 15,158,752.20/4,855.73
  6. Step 6: Final answer
    x = 3,121.83

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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.