Home / 11,770.62-16,243.41-6,734.82

Finding the Fourth Proportional to 11,770.62, 16,243.41 and 6,734.82

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Solution

The fourth proportional to 11,770.62, 16,243.41 and 6,734.82 is: 9,294.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,770.62 : 16,243.41 = 6,734.82 : x
  2. Step 2: Convert to fraction form
    11,770.62/16,243.41 = 6,734.82/x
  3. Step 3: Cross multiply
    11,770.62x = 16,243.41 × 6,734.82
  4. Step 4: Simplify right side
    11,770.62x = 109,396,464.08
  5. Step 5: Solve for x
    x = 109,396,464.08/11,770.62
  6. Step 6: Final answer
    x = 9,294.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.