Home / 11,734.64-17,589.66-5,489.39

Finding the Fourth Proportional to 11,734.64, 17,589.66 and 5,489.39

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Solution

The fourth proportional to 11,734.64, 17,589.66 and 5,489.39 is: 8,228.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,734.64 : 17,589.66 = 5,489.39 : x
  2. Step 2: Convert to fraction form
    11,734.64/17,589.66 = 5,489.39/x
  3. Step 3: Cross multiply
    11,734.64x = 17,589.66 × 5,489.39
  4. Step 4: Simplify right side
    11,734.64x = 96,556,547.68
  5. Step 5: Solve for x
    x = 96,556,547.68/11,734.64
  6. Step 6: Final answer
    x = 8,228.33

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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.