Home / 2,816.17-4,222.96-1,171.73

Finding the Fourth Proportional to 2,816.17, 4,222.96 and 1,171.73

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Solution

The fourth proportional to 2,816.17, 4,222.96 and 1,171.73 is: 1,757.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,816.17 : 4,222.96 = 1,171.73 : x
  2. Step 2: Convert to fraction form
    2,816.17/4,222.96 = 1,171.73/x
  3. Step 3: Cross multiply
    2,816.17x = 4,222.96 × 1,171.73
  4. Step 4: Simplify right side
    2,816.17x = 4,948,168.92
  5. Step 5: Solve for x
    x = 4,948,168.92/2,816.17
  6. Step 6: Final answer
    x = 1,757.06

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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.