Home / 11,578.38-17,367.45-3,258.39

Finding the Fourth Proportional to 11,578.38, 17,367.45 and 3,258.39

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Solution

The fourth proportional to 11,578.38, 17,367.45 and 3,258.39 is: 4,887.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,578.38 : 17,367.45 = 3,258.39 : x
  2. Step 2: Convert to fraction form
    11,578.38/17,367.45 = 3,258.39/x
  3. Step 3: Cross multiply
    11,578.38x = 17,367.45 × 3,258.39
  4. Step 4: Simplify right side
    11,578.38x = 56,589,978.31
  5. Step 5: Solve for x
    x = 56,589,978.31/11,578.38
  6. Step 6: Final answer
    x = 4,887.56

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1.5x scale

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.