Home / 11,968.82-16,519.88-6,932.23

Finding the Fourth Proportional to 11,968.82, 16,519.88 and 6,932.23

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Solution

The fourth proportional to 11,968.82, 16,519.88 and 6,932.23 is: 9,568.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,968.82 : 16,519.88 = 6,932.23 : x
  2. Step 2: Convert to fraction form
    11,968.82/16,519.88 = 6,932.23/x
  3. Step 3: Cross multiply
    11,968.82x = 16,519.88 × 6,932.23
  4. Step 4: Simplify right side
    11,968.82x = 114,519,570.77
  5. Step 5: Solve for x
    x = 114,519,570.77/11,968.82
  6. Step 6: Final answer
    x = 9,568.16

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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.