Home / 5,503.80-8,251.38-3,767.16

Finding the Fourth Proportional to 5,503.80, 8,251.38 and 3,767.16

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Solution

The fourth proportional to 5,503.80, 8,251.38 and 3,767.16 is: 5,647.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,503.80 : 8,251.38 = 3,767.16 : x
  2. Step 2: Convert to fraction form
    5,503.80/8,251.38 = 3,767.16/x
  3. Step 3: Cross multiply
    5,503.80x = 8,251.38 × 3,767.16
  4. Step 4: Simplify right side
    5,503.80x = 31,084,268.68
  5. Step 5: Solve for x
    x = 31,084,268.68/5,503.80
  6. Step 6: Final answer
    x = 5,647.78

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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.