Home / 11,516.10-17,268.48-3,723.90

Finding the Fourth Proportional to 11,516.10, 17,268.48 and 3,723.90

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Solution

The fourth proportional to 11,516.10, 17,268.48 and 3,723.90 is: 5,584.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,516.10 : 17,268.48 = 3,723.90 : x
  2. Step 2: Convert to fraction form
    11,516.10/17,268.48 = 3,723.90/x
  3. Step 3: Cross multiply
    11,516.10x = 17,268.48 × 3,723.90
  4. Step 4: Simplify right side
    11,516.10x = 64,306,092.67
  5. Step 5: Solve for x
    x = 64,306,092.67/11,516.10
  6. Step 6: Final answer
    x = 5,584.02

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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.