Home / 4,249.48-6,379.74-2,602.12

Finding the Fourth Proportional to 4,249.48, 6,379.74 and 2,602.12

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Solution

The fourth proportional to 4,249.48, 6,379.74 and 2,602.12 is: 3,906.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,249.48 : 6,379.74 = 2,602.12 : x
  2. Step 2: Convert to fraction form
    4,249.48/6,379.74 = 2,602.12/x
  3. Step 3: Cross multiply
    4,249.48x = 6,379.74 × 2,602.12
  4. Step 4: Simplify right side
    4,249.48x = 16,600,849.05
  5. Step 5: Solve for x
    x = 16,600,849.05/4,249.48
  6. Step 6: Final answer
    x = 3,906.56

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1.5x scale

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.