Home / 3,022.20-4,528.32-2,906.88

Finding the Fourth Proportional to 3,022.20, 4,528.32 and 2,906.88

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Solution

The fourth proportional to 3,022.20, 4,528.32 and 2,906.88 is: 4,355.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,022.20 : 4,528.32 = 2,906.88 : x
  2. Step 2: Convert to fraction form
    3,022.20/4,528.32 = 2,906.88/x
  3. Step 3: Cross multiply
    3,022.20x = 4,528.32 × 2,906.88
  4. Step 4: Simplify right side
    3,022.20x = 13,163,282.84
  5. Step 5: Solve for x
    x = 13,163,282.84/3,022.20
  6. Step 6: Final answer
    x = 4,355.53

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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.