Home / 4,170.73-6,251.74-1,976.85

Finding the Fourth Proportional to 4,170.73, 6,251.74 and 1,976.85

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Solution

The fourth proportional to 4,170.73, 6,251.74 and 1,976.85 is: 2,963.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170.73 : 6,251.74 = 1,976.85 : x
  2. Step 2: Convert to fraction form
    4,170.73/6,251.74 = 1,976.85/x
  3. Step 3: Cross multiply
    4,170.73x = 6,251.74 × 1,976.85
  4. Step 4: Simplify right side
    4,170.73x = 12,358,752.22
  5. Step 5: Solve for x
    x = 12,358,752.22/4,170.73
  6. Step 6: Final answer
    x = 2,963.21

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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.