Home / 3,170.93-4,376.89-2,226.95

Finding the Fourth Proportional to 3,170.93, 4,376.89 and 2,226.95

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Solution

The fourth proportional to 3,170.93, 4,376.89 and 2,226.95 is: 3,073.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.93 : 4,376.89 = 2,226.95 : x
  2. Step 2: Convert to fraction form
    3,170.93/4,376.89 = 2,226.95/x
  3. Step 3: Cross multiply
    3,170.93x = 4,376.89 × 2,226.95
  4. Step 4: Simplify right side
    3,170.93x = 9,747,098.87
  5. Step 5: Solve for x
    x = 9,747,098.87/3,170.93
  6. Step 6: Final answer
    x = 3,073.90

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1.5x scale

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.