Home / 5,902.20-8,144.91-3,249.57

Finding the Fourth Proportional to 5,902.20, 8,144.91 and 3,249.57

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Solution

The fourth proportional to 5,902.20, 8,144.91 and 3,249.57 is: 4,484.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,902.20 : 8,144.91 = 3,249.57 : x
  2. Step 2: Convert to fraction form
    5,902.20/8,144.91 = 3,249.57/x
  3. Step 3: Cross multiply
    5,902.20x = 8,144.91 × 3,249.57
  4. Step 4: Simplify right side
    5,902.20x = 26,467,455.19
  5. Step 5: Solve for x
    x = 26,467,455.19/5,902.20
  6. Step 6: Final answer
    x = 4,484.34

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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.