Home / 11,682.34-17,523.69-3,891.16

Finding the Fourth Proportional to 11,682.34, 17,523.69 and 3,891.16

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Solution

The fourth proportional to 11,682.34, 17,523.69 and 3,891.16 is: 5,836.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,682.34 : 17,523.69 = 3,891.16 : x
  2. Step 2: Convert to fraction form
    11,682.34/17,523.69 = 3,891.16/x
  3. Step 3: Cross multiply
    11,682.34x = 17,523.69 × 3,891.16
  4. Step 4: Simplify right side
    11,682.34x = 68,187,481.58
  5. Step 5: Solve for x
    x = 68,187,481.58/11,682.34
  6. Step 6: Final answer
    x = 5,836.80

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1.5x scale

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.