Home / 4,131.64-6,198.11-1,499.35

Finding the Fourth Proportional to 4,131.64, 6,198.11 and 1,499.35

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Solution

The fourth proportional to 4,131.64, 6,198.11 and 1,499.35 is: 2,249.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.64 : 6,198.11 = 1,499.35 : x
  2. Step 2: Convert to fraction form
    4,131.64/6,198.11 = 1,499.35/x
  3. Step 3: Cross multiply
    4,131.64x = 6,198.11 × 1,499.35
  4. Step 4: Simplify right side
    4,131.64x = 9,293,128.73
  5. Step 5: Solve for x
    x = 9,293,128.73/4,131.64
  6. Step 6: Final answer
    x = 2,249.26

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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.