Home / 11,997.45-16,556.40-6,962.63

Finding the Fourth Proportional to 11,997.45, 16,556.40 and 6,962.63

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Solution

The fourth proportional to 11,997.45, 16,556.40 and 6,962.63 is: 9,608.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,997.45 : 16,556.40 = 6,962.63 : x
  2. Step 2: Convert to fraction form
    11,997.45/16,556.40 = 6,962.63/x
  3. Step 3: Cross multiply
    11,997.45x = 16,556.40 × 6,962.63
  4. Step 4: Simplify right side
    11,997.45x = 115,276,004.55
  5. Step 5: Solve for x
    x = 115,276,004.55/11,997.45
  6. Step 6: Final answer
    x = 9,608.38

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Similar ratio
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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.