Home / 5,486.83-8,229.38-1,789.04

Finding the Fourth Proportional to 5,486.83, 8,229.38 and 1,789.04

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Solution

The fourth proportional to 5,486.83, 8,229.38 and 1,789.04 is: 2,683.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486.83 : 8,229.38 = 1,789.04 : x
  2. Step 2: Convert to fraction form
    5,486.83/8,229.38 = 1,789.04/x
  3. Step 3: Cross multiply
    5,486.83x = 8,229.38 × 1,789.04
  4. Step 4: Simplify right side
    5,486.83x = 14,722,707.66
  5. Step 5: Solve for x
    x = 14,722,707.66/5,486.83
  6. Step 6: Final answer
    x = 2,683.28

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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.