Home / 11,789.96-16,272.45-6,757.55

Finding the Fourth Proportional to 11,789.96, 16,272.45 and 6,757.55

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Solution

The fourth proportional to 11,789.96, 16,272.45 and 6,757.55 is: 9,326.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,789.96 : 16,272.45 = 6,757.55 : x
  2. Step 2: Convert to fraction form
    11,789.96/16,272.45 = 6,757.55/x
  3. Step 3: Cross multiply
    11,789.96x = 16,272.45 × 6,757.55
  4. Step 4: Simplify right side
    11,789.96x = 109,961,946.06
  5. Step 5: Solve for x
    x = 109,961,946.06/11,789.96
  6. Step 6: Final answer
    x = 9,326.75

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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.