Home / 3,195.61-4,410.14-1,936.77

Finding the Fourth Proportional to 3,195.61, 4,410.14 and 1,936.77

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Solution

The fourth proportional to 3,195.61, 4,410.14 and 1,936.77 is: 2,672.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.61 : 4,410.14 = 1,936.77 : x
  2. Step 2: Convert to fraction form
    3,195.61/4,410.14 = 1,936.77/x
  3. Step 3: Cross multiply
    3,195.61x = 4,410.14 × 1,936.77
  4. Step 4: Simplify right side
    3,195.61x = 8,541,417.16
  5. Step 5: Solve for x
    x = 8,541,417.16/3,195.61
  6. Step 6: Final answer
    x = 2,672.86

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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.