Home / 4,131.39-6,199.21-2,745.68

Finding the Fourth Proportional to 4,131.39, 6,199.21 and 2,745.68

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Solution

The fourth proportional to 4,131.39, 6,199.21 and 2,745.68 is: 4,119.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.39 : 6,199.21 = 2,745.68 : x
  2. Step 2: Convert to fraction form
    4,131.39/6,199.21 = 2,745.68/x
  3. Step 3: Cross multiply
    4,131.39x = 6,199.21 × 2,745.68
  4. Step 4: Simplify right side
    4,131.39x = 17,021,046.91
  5. Step 5: Solve for x
    x = 17,021,046.91/4,131.39
  6. Step 6: Final answer
    x = 4,119.93

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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.