Home / 11,778.26-16,253.96-6,473.09

Finding the Fourth Proportional to 11,778.26, 16,253.96 and 6,473.09

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Solution

The fourth proportional to 11,778.26, 16,253.96 and 6,473.09 is: 8,932.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,778.26 : 16,253.96 = 6,473.09 : x
  2. Step 2: Convert to fraction form
    11,778.26/16,253.96 = 6,473.09/x
  3. Step 3: Cross multiply
    11,778.26x = 16,253.96 × 6,473.09
  4. Step 4: Simplify right side
    11,778.26x = 105,213,354.21
  5. Step 5: Solve for x
    x = 105,213,354.21/11,778.26
  6. Step 6: Final answer
    x = 8,932.85

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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.