Home / 4,135.27-6,197.64-1,939.17

Finding the Fourth Proportional to 4,135.27, 6,197.64 and 1,939.17

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Solution

The fourth proportional to 4,135.27, 6,197.64 and 1,939.17 is: 2,906.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135.27 : 6,197.64 = 1,939.17 : x
  2. Step 2: Convert to fraction form
    4,135.27/6,197.64 = 1,939.17/x
  3. Step 3: Cross multiply
    4,135.27x = 6,197.64 × 1,939.17
  4. Step 4: Simplify right side
    4,135.27x = 12,018,277.56
  5. Step 5: Solve for x
    x = 12,018,277.56/4,135.27
  6. Step 6: Final answer
    x = 2,906.29

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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.