Home / 6,828.72-10,246.30-3,540.04

Finding the Fourth Proportional to 6,828.72, 10,246.30 and 3,540.04

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Solution

The fourth proportional to 6,828.72, 10,246.30 and 3,540.04 is: 5,311.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,828.72 : 10,246.30 = 3,540.04 : x
  2. Step 2: Convert to fraction form
    6,828.72/10,246.30 = 3,540.04/x
  3. Step 3: Cross multiply
    6,828.72x = 10,246.30 × 3,540.04
  4. Step 4: Simplify right side
    6,828.72x = 36,272,311.85
  5. Step 5: Solve for x
    x = 36,272,311.85/6,828.72
  6. Step 6: Final answer
    x = 5,311.73

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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.