Home / 11,990.24-16,546.35-6,684.92

Finding the Fourth Proportional to 11,990.24, 16,546.35 and 6,684.92

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Solution

The fourth proportional to 11,990.24, 16,546.35 and 6,684.92 is: 9,225.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,990.24 : 16,546.35 = 6,684.92 : x
  2. Step 2: Convert to fraction form
    11,990.24/16,546.35 = 6,684.92/x
  3. Step 3: Cross multiply
    11,990.24x = 16,546.35 × 6,684.92
  4. Step 4: Simplify right side
    11,990.24x = 110,611,092.48
  5. Step 5: Solve for x
    x = 110,611,092.48/11,990.24
  6. Step 6: Final answer
    x = 9,225.09

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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.