Home / 2,582.20-3,873.18-850.84

Finding the Fourth Proportional to 2,582.20, 3,873.18 and 850.84

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Solution

The fourth proportional to 2,582.20, 3,873.18 and 850.84 is: 1,276.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,582.20 : 3,873.18 = 850.84 : x
  2. Step 2: Convert to fraction form
    2,582.20/3,873.18 = 850.84/x
  3. Step 3: Cross multiply
    2,582.20x = 3,873.18 × 850.84
  4. Step 4: Simplify right side
    2,582.20x = 3,295,456.47
  5. Step 5: Solve for x
    x = 3,295,456.47/2,582.20
  6. Step 6: Final answer
    x = 1,276.22

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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.