Home / 5,255.96-7,883.77-2,135.04

Finding the Fourth Proportional to 5,255.96, 7,883.77 and 2,135.04

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Solution

The fourth proportional to 5,255.96, 7,883.77 and 2,135.04 is: 3,202.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255.96 : 7,883.77 = 2,135.04 : x
  2. Step 2: Convert to fraction form
    5,255.96/7,883.77 = 2,135.04/x
  3. Step 3: Cross multiply
    5,255.96x = 7,883.77 × 2,135.04
  4. Step 4: Simplify right side
    5,255.96x = 16,832,157.65
  5. Step 5: Solve for x
    x = 16,832,157.65/5,255.96
  6. Step 6: Final answer
    x = 3,202.49

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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.