Home / 6,872.46-10,310.30-5,472.17

Finding the Fourth Proportional to 6,872.46, 10,310.30 and 5,472.17

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Solution

The fourth proportional to 6,872.46, 10,310.30 and 5,472.17 is: 8,209.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,872.46 : 10,310.30 = 5,472.17 : x
  2. Step 2: Convert to fraction form
    6,872.46/10,310.30 = 5,472.17/x
  3. Step 3: Cross multiply
    6,872.46x = 10,310.30 × 5,472.17
  4. Step 4: Simplify right side
    6,872.46x = 56,419,783.40
  5. Step 5: Solve for x
    x = 56,419,783.40/6,872.46
  6. Step 6: Final answer
    x = 8,209.54

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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.