Home / 11,966.14-16,513.11-6,660.96

Finding the Fourth Proportional to 11,966.14, 16,513.11 and 6,660.96

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Solution

The fourth proportional to 11,966.14, 16,513.11 and 6,660.96 is: 9,192.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,966.14 : 16,513.11 = 6,660.96 : x
  2. Step 2: Convert to fraction form
    11,966.14/16,513.11 = 6,660.96/x
  3. Step 3: Cross multiply
    11,966.14x = 16,513.11 × 6,660.96
  4. Step 4: Simplify right side
    11,966.14x = 109,993,103.26
  5. Step 5: Solve for x
    x = 109,993,103.26/11,966.14
  6. Step 6: Final answer
    x = 9,192.03

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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.