Home / 11,988.97-16,546.94-7,516.60

Finding the Fourth Proportional to 11,988.97, 16,546.94 and 7,516.60

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Solution

The fourth proportional to 11,988.97, 16,546.94 and 7,516.60 is: 10,374.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,988.97 : 16,546.94 = 7,516.60 : x
  2. Step 2: Convert to fraction form
    11,988.97/16,546.94 = 7,516.60/x
  3. Step 3: Cross multiply
    11,988.97x = 16,546.94 × 7,516.60
  4. Step 4: Simplify right side
    11,988.97x = 124,376,729.20
  5. Step 5: Solve for x
    x = 124,376,729.20/11,988.97
  6. Step 6: Final answer
    x = 10,374.26

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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.