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Finding the Fourth Proportional to 11,999.44, 16,560.48 and 6,962.16

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Solution

The fourth proportional to 11,999.44, 16,560.48 and 6,962.16 is: 9,608.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,999.44 : 16,560.48 = 6,962.16 : x
  2. Step 2: Convert to fraction form
    11,999.44/16,560.48 = 6,962.16/x
  3. Step 3: Cross multiply
    11,999.44x = 16,560.48 × 6,962.16
  4. Step 4: Simplify right side
    11,999.44x = 115,296,711.44
  5. Step 5: Solve for x
    x = 115,296,711.44/11,999.44
  6. Step 6: Final answer
    x = 9,608.51

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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.