Home / 11,992.10-16,548.82-6,956.79

Finding the Fourth Proportional to 11,992.10, 16,548.82 and 6,956.79

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Solution

The fourth proportional to 11,992.10, 16,548.82 and 6,956.79 is: 9,600.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,992.10 : 16,548.82 = 6,956.79 : x
  2. Step 2: Convert to fraction form
    11,992.10/16,548.82 = 6,956.79/x
  3. Step 3: Cross multiply
    11,992.10x = 16,548.82 × 6,956.79
  4. Step 4: Simplify right side
    11,992.10x = 115,126,625.17
  5. Step 5: Solve for x
    x = 115,126,625.17/11,992.10
  6. Step 6: Final answer
    x = 9,600.21

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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.