Home / 11,713.18-16,163.38-6,932.88

Finding the Fourth Proportional to 11,713.18, 16,163.38 and 6,932.88

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Solution

The fourth proportional to 11,713.18, 16,163.38 and 6,932.88 is: 9,566.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,713.18 : 16,163.38 = 6,932.88 : x
  2. Step 2: Convert to fraction form
    11,713.18/16,163.38 = 6,932.88/x
  3. Step 3: Cross multiply
    11,713.18x = 16,163.38 × 6,932.88
  4. Step 4: Simplify right side
    11,713.18x = 112,058,716.04
  5. Step 5: Solve for x
    x = 112,058,716.04/11,713.18
  6. Step 6: Final answer
    x = 9,566.89

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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.