Home / 11,996.06-17,999.24-6,442.92

Finding the Fourth Proportional to 11,996.06, 17,999.24 and 6,442.92

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Solution

The fourth proportional to 11,996.06, 17,999.24 and 6,442.92 is: 9,667.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,996.06 : 17,999.24 = 6,442.92 : x
  2. Step 2: Convert to fraction form
    11,996.06/17,999.24 = 6,442.92/x
  3. Step 3: Cross multiply
    11,996.06x = 17,999.24 × 6,442.92
  4. Step 4: Simplify right side
    11,996.06x = 115,967,631.17
  5. Step 5: Solve for x
    x = 115,967,631.17/11,996.06
  6. Step 6: Final answer
    x = 9,667.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.