Home / 5,229.60-7,845.92-1,767.04

Finding the Fourth Proportional to 5,229.60, 7,845.92 and 1,767.04

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Solution

The fourth proportional to 5,229.60, 7,845.92 and 1,767.04 is: 2,651.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,229.60 : 7,845.92 = 1,767.04 : x
  2. Step 2: Convert to fraction form
    5,229.60/7,845.92 = 1,767.04/x
  3. Step 3: Cross multiply
    5,229.60x = 7,845.92 × 1,767.04
  4. Step 4: Simplify right side
    5,229.60x = 13,864,054.48
  5. Step 5: Solve for x
    x = 13,864,054.48/5,229.60
  6. Step 6: Final answer
    x = 2,651.07

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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.