Home / 6,836.50-10,254.97-2,156.55

Finding the Fourth Proportional to 6,836.50, 10,254.97 and 2,156.55

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Solution

The fourth proportional to 6,836.50, 10,254.97 and 2,156.55 is: 3,234.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,836.50 : 10,254.97 = 2,156.55 : x
  2. Step 2: Convert to fraction form
    6,836.50/10,254.97 = 2,156.55/x
  3. Step 3: Cross multiply
    6,836.50x = 10,254.97 × 2,156.55
  4. Step 4: Simplify right side
    6,836.50x = 22,115,362.98
  5. Step 5: Solve for x
    x = 22,115,362.98/6,836.50
  6. Step 6: Final answer
    x = 3,234.90

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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.