Home / 4,144.80-5,684.68-3,933.68

Finding the Fourth Proportional to 4,144.80, 5,684.68 and 3,933.68

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Solution

The fourth proportional to 4,144.80, 5,684.68 and 3,933.68 is: 5,395.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,144.80 : 5,684.68 = 3,933.68 : x
  2. Step 2: Convert to fraction form
    4,144.80/5,684.68 = 3,933.68/x
  3. Step 3: Cross multiply
    4,144.80x = 5,684.68 × 3,933.68
  4. Step 4: Simplify right side
    4,144.80x = 22,361,712.02
  5. Step 5: Solve for x
    x = 22,361,712.02/4,144.80
  6. Step 6: Final answer
    x = 5,395.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.