Home / 6,656.30-9,992.55-3,367.70

Finding the Fourth Proportional to 6,656.30, 9,992.55 and 3,367.70

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Solution

The fourth proportional to 6,656.30, 9,992.55 and 3,367.70 is: 5,055.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,656.30 : 9,992.55 = 3,367.70 : x
  2. Step 2: Convert to fraction form
    6,656.30/9,992.55 = 3,367.70/x
  3. Step 3: Cross multiply
    6,656.30x = 9,992.55 × 3,367.70
  4. Step 4: Simplify right side
    6,656.30x = 33,651,910.64
  5. Step 5: Solve for x
    x = 33,651,910.64/6,656.30
  6. Step 6: Final answer
    x = 5,055.65

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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.