Home / 11,690.27-17,539.73-4,299.56

Finding the Fourth Proportional to 11,690.27, 17,539.73 and 4,299.56

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Solution

The fourth proportional to 11,690.27, 17,539.73 and 4,299.56 is: 6,450.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,690.27 : 17,539.73 = 4,299.56 : x
  2. Step 2: Convert to fraction form
    11,690.27/17,539.73 = 4,299.56/x
  3. Step 3: Cross multiply
    11,690.27x = 17,539.73 × 4,299.56
  4. Step 4: Simplify right side
    11,690.27x = 75,413,100.02
  5. Step 5: Solve for x
    x = 75,413,100.02/11,690.27
  6. Step 6: Final answer
    x = 6,450.93

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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.