Home / 11,992.27-16,549.64-6,687.04

Finding the Fourth Proportional to 11,992.27, 16,549.64 and 6,687.04

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Solution

The fourth proportional to 11,992.27, 16,549.64 and 6,687.04 is: 9,228.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,992.27 : 16,549.64 = 6,687.04 : x
  2. Step 2: Convert to fraction form
    11,992.27/16,549.64 = 6,687.04/x
  3. Step 3: Cross multiply
    11,992.27x = 16,549.64 × 6,687.04
  4. Step 4: Simplify right side
    11,992.27x = 110,668,104.67
  5. Step 5: Solve for x
    x = 110,668,104.67/11,992.27
  6. Step 6: Final answer
    x = 9,228.29

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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.