Home / 6,826.40-10,234.80-2,664.80

Finding the Fourth Proportional to 6,826.40, 10,234.80 and 2,664.80

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Solution

The fourth proportional to 6,826.40, 10,234.80 and 2,664.80 is: 3,995.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,826.40 : 10,234.80 = 2,664.80 : x
  2. Step 2: Convert to fraction form
    6,826.40/10,234.80 = 2,664.80/x
  3. Step 3: Cross multiply
    6,826.40x = 10,234.80 × 2,664.80
  4. Step 4: Simplify right side
    6,826.40x = 27,273,695.04
  5. Step 5: Solve for x
    x = 27,273,695.04/6,826.40
  6. Step 6: Final answer
    x = 3,995.33

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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.