Home / 5,383.72-8,076.90-2,263.96

Finding the Fourth Proportional to 5,383.72, 8,076.90 and 2,263.96

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Solution

The fourth proportional to 5,383.72, 8,076.90 and 2,263.96 is: 3,396.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383.72 : 8,076.90 = 2,263.96 : x
  2. Step 2: Convert to fraction form
    5,383.72/8,076.90 = 2,263.96/x
  3. Step 3: Cross multiply
    5,383.72x = 8,076.90 × 2,263.96
  4. Step 4: Simplify right side
    5,383.72x = 18,285,778.52
  5. Step 5: Solve for x
    x = 18,285,778.52/5,383.72
  6. Step 6: Final answer
    x = 3,396.50

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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.