Home / 4,517.18-6,777.79-2,873.30

Finding the Fourth Proportional to 4,517.18, 6,777.79 and 2,873.30

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Solution

The fourth proportional to 4,517.18, 6,777.79 and 2,873.30 is: 4,311.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,517.18 : 6,777.79 = 2,873.30 : x
  2. Step 2: Convert to fraction form
    4,517.18/6,777.79 = 2,873.30/x
  3. Step 3: Cross multiply
    4,517.18x = 6,777.79 × 2,873.30
  4. Step 4: Simplify right side
    4,517.18x = 19,474,624.01
  5. Step 5: Solve for x
    x = 19,474,624.01/4,517.18
  6. Step 6: Final answer
    x = 4,311.23

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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.