Home / 6,865.05-10,311.84-5,550.29

Finding the Fourth Proportional to 6,865.05, 10,311.84 and 5,550.29

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Solution

The fourth proportional to 6,865.05, 10,311.84 and 5,550.29 is: 8,336.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,865.05 : 10,311.84 = 5,550.29 : x
  2. Step 2: Convert to fraction form
    6,865.05/10,311.84 = 5,550.29/x
  3. Step 3: Cross multiply
    6,865.05x = 10,311.84 × 5,550.29
  4. Step 4: Simplify right side
    6,865.05x = 57,233,702.43
  5. Step 5: Solve for x
    x = 57,233,702.43/6,865.05
  6. Step 6: Final answer
    x = 8,336.97

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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.