Home / 5,684.15-7,843.87-3,166.54

Finding the Fourth Proportional to 5,684.15, 7,843.87 and 3,166.54

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Solution

The fourth proportional to 5,684.15, 7,843.87 and 3,166.54 is: 4,369.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,684.15 : 7,843.87 = 3,166.54 : x
  2. Step 2: Convert to fraction form
    5,684.15/7,843.87 = 3,166.54/x
  3. Step 3: Cross multiply
    5,684.15x = 7,843.87 × 3,166.54
  4. Step 4: Simplify right side
    5,684.15x = 24,837,900.26
  5. Step 5: Solve for x
    x = 24,837,900.26/5,684.15
  6. Step 6: Final answer
    x = 4,369.68

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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.