Home / 4,171.92-6,263.40-3,828.12

Finding the Fourth Proportional to 4,171.92, 6,263.40 and 3,828.12

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Solution

The fourth proportional to 4,171.92, 6,263.40 and 3,828.12 is: 5,747.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171.92 : 6,263.40 = 3,828.12 : x
  2. Step 2: Convert to fraction form
    4,171.92/6,263.40 = 3,828.12/x
  3. Step 3: Cross multiply
    4,171.92x = 6,263.40 × 3,828.12
  4. Step 4: Simplify right side
    4,171.92x = 23,977,046.81
  5. Step 5: Solve for x
    x = 23,977,046.81/4,171.92
  6. Step 6: Final answer
    x = 5,747.25

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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.