Home / 11,954.31-16,499.66-7,755.27

Finding the Fourth Proportional to 11,954.31, 16,499.66 and 7,755.27

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Solution

The fourth proportional to 11,954.31, 16,499.66 and 7,755.27 is: 10,704.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,954.31 : 16,499.66 = 7,755.27 : x
  2. Step 2: Convert to fraction form
    11,954.31/16,499.66 = 7,755.27/x
  3. Step 3: Cross multiply
    11,954.31x = 16,499.66 × 7,755.27
  4. Step 4: Simplify right side
    11,954.31x = 127,959,318.21
  5. Step 5: Solve for x
    x = 127,959,318.21/11,954.31
  6. Step 6: Final answer
    x = 10,704.03

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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.