Home / 3,976.50-5,963.25-3,194.58

Finding the Fourth Proportional to 3,976.50, 5,963.25 and 3,194.58

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Solution

The fourth proportional to 3,976.50, 5,963.25 and 3,194.58 is: 4,790.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,976.50 : 5,963.25 = 3,194.58 : x
  2. Step 2: Convert to fraction form
    3,976.50/5,963.25 = 3,194.58/x
  3. Step 3: Cross multiply
    3,976.50x = 5,963.25 × 3,194.58
  4. Step 4: Simplify right side
    3,976.50x = 19,050,079.19
  5. Step 5: Solve for x
    x = 19,050,079.19/3,976.50
  6. Step 6: Final answer
    x = 4,790.66

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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.