Home / 5,902.21-8,144.37-3,383.63

Finding the Fourth Proportional to 5,902.21, 8,144.37 and 3,383.63

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Solution

The fourth proportional to 5,902.21, 8,144.37 and 3,383.63 is: 4,669.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,902.21 : 8,144.37 = 3,383.63 : x
  2. Step 2: Convert to fraction form
    5,902.21/8,144.37 = 3,383.63/x
  3. Step 3: Cross multiply
    5,902.21x = 8,144.37 × 3,383.63
  4. Step 4: Simplify right side
    5,902.21x = 27,557,493.94
  5. Step 5: Solve for x
    x = 27,557,493.94/5,902.21
  6. Step 6: Final answer
    x = 4,669.01

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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.