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Finding the Fourth Proportional to 3,321.82, 4,582.94 and 2,062.42

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Solution

The fourth proportional to 3,321.82, 4,582.94 and 2,062.42 is: 2,845.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321.82 : 4,582.94 = 2,062.42 : x
  2. Step 2: Convert to fraction form
    3,321.82/4,582.94 = 2,062.42/x
  3. Step 3: Cross multiply
    3,321.82x = 4,582.94 × 2,062.42
  4. Step 4: Simplify right side
    3,321.82x = 9,451,947.11
  5. Step 5: Solve for x
    x = 9,451,947.11/3,321.82
  6. Step 6: Final answer
    x = 2,845.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.