Home / 11,261.44-16,892.56-3,865.86

Finding the Fourth Proportional to 11,261.44, 16,892.56 and 3,865.86

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Solution

The fourth proportional to 11,261.44, 16,892.56 and 3,865.86 is: 5,798.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,261.44 : 16,892.56 = 3,865.86 : x
  2. Step 2: Convert to fraction form
    11,261.44/16,892.56 = 3,865.86/x
  3. Step 3: Cross multiply
    11,261.44x = 16,892.56 × 3,865.86
  4. Step 4: Simplify right side
    11,261.44x = 65,304,272.00
  5. Step 5: Solve for x
    x = 65,304,272.00/11,261.44
  6. Step 6: Final answer
    x = 5,798.93

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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.