Home / 5,918.54-8,167.46-3,229.63

Finding the Fourth Proportional to 5,918.54, 8,167.46 and 3,229.63

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Solution

The fourth proportional to 5,918.54, 8,167.46 and 3,229.63 is: 4,456.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.54 : 8,167.46 = 3,229.63 : x
  2. Step 2: Convert to fraction form
    5,918.54/8,167.46 = 3,229.63/x
  3. Step 3: Cross multiply
    5,918.54x = 8,167.46 × 3,229.63
  4. Step 4: Simplify right side
    5,918.54x = 26,377,837.27
  5. Step 5: Solve for x
    x = 26,377,837.27/5,918.54
  6. Step 6: Final answer
    x = 4,456.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.