Home / 11,966.28-16,512.27-6,932.12

Finding the Fourth Proportional to 11,966.28, 16,512.27 and 6,932.12

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Solution

The fourth proportional to 11,966.28, 16,512.27 and 6,932.12 is: 9,565.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,966.28 : 16,512.27 = 6,932.12 : x
  2. Step 2: Convert to fraction form
    11,966.28/16,512.27 = 6,932.12/x
  3. Step 3: Cross multiply
    11,966.28x = 16,512.27 × 6,932.12
  4. Step 4: Simplify right side
    11,966.28x = 114,464,972.51
  5. Step 5: Solve for x
    x = 114,464,972.51/11,966.28
  6. Step 6: Final answer
    x = 9,565.63

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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.