Home / 11,518.26-17,298.17-5,975.43

Finding the Fourth Proportional to 11,518.26, 17,298.17 and 5,975.43

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Solution

The fourth proportional to 11,518.26, 17,298.17 and 5,975.43 is: 8,973.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,518.26 : 17,298.17 = 5,975.43 : x
  2. Step 2: Convert to fraction form
    11,518.26/17,298.17 = 5,975.43/x
  3. Step 3: Cross multiply
    11,518.26x = 17,298.17 × 5,975.43
  4. Step 4: Simplify right side
    11,518.26x = 103,364,003.96
  5. Step 5: Solve for x
    x = 103,364,003.96/11,518.26
  6. Step 6: Final answer
    x = 8,973.93

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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.