Home / 4,285.85-5,912.73-2,793.24

Finding the Fourth Proportional to 4,285.85, 5,912.73 and 2,793.24

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Solution

The fourth proportional to 4,285.85, 5,912.73 and 2,793.24 is: 3,853.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,285.85 : 5,912.73 = 2,793.24 : x
  2. Step 2: Convert to fraction form
    4,285.85/5,912.73 = 2,793.24/x
  3. Step 3: Cross multiply
    4,285.85x = 5,912.73 × 2,793.24
  4. Step 4: Simplify right side
    4,285.85x = 16,515,673.95
  5. Step 5: Solve for x
    x = 16,515,673.95/4,285.85
  6. Step 6: Final answer
    x = 3,853.54

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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.