Home / 3,850.47-5,314.83-2,257.50

Finding the Fourth Proportional to 3,850.47, 5,314.83 and 2,257.50

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Solution

The fourth proportional to 3,850.47, 5,314.83 and 2,257.50 is: 3,116.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850.47 : 5,314.83 = 2,257.50 : x
  2. Step 2: Convert to fraction form
    3,850.47/5,314.83 = 2,257.50/x
  3. Step 3: Cross multiply
    3,850.47x = 5,314.83 × 2,257.50
  4. Step 4: Simplify right side
    3,850.47x = 11,998,228.73
  5. Step 5: Solve for x
    x = 11,998,228.73/3,850.47
  6. Step 6: Final answer
    x = 3,116.04

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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.