Home / 3,926.15-5,891.24-2,170.83

Finding the Fourth Proportional to 3,926.15, 5,891.24 and 2,170.83

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Solution

The fourth proportional to 3,926.15, 5,891.24 and 2,170.83 is: 3,257.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926.15 : 5,891.24 = 2,170.83 : x
  2. Step 2: Convert to fraction form
    3,926.15/5,891.24 = 2,170.83/x
  3. Step 3: Cross multiply
    3,926.15x = 5,891.24 × 2,170.83
  4. Step 4: Simplify right side
    3,926.15x = 12,788,880.53
  5. Step 5: Solve for x
    x = 12,788,880.53/3,926.15
  6. Step 6: Final answer
    x = 3,257.36

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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.