Home / 12,092.36-16,687.86-6,788.12

Finding the Fourth Proportional to 12,092.36, 16,687.86 and 6,788.12

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Solution

The fourth proportional to 12,092.36, 16,687.86 and 6,788.12 is: 9,367.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,092.36 : 16,687.86 = 6,788.12 : x
  2. Step 2: Convert to fraction form
    12,092.36/16,687.86 = 6,788.12/x
  3. Step 3: Cross multiply
    12,092.36x = 16,687.86 × 6,788.12
  4. Step 4: Simplify right side
    12,092.36x = 113,279,196.22
  5. Step 5: Solve for x
    x = 113,279,196.22/12,092.36
  6. Step 6: Final answer
    x = 9,367.83

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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.