Home / 5,873.45-8,105.54-3,220.97

Finding the Fourth Proportional to 5,873.45, 8,105.54 and 3,220.97

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Solution

The fourth proportional to 5,873.45, 8,105.54 and 3,220.97 is: 4,445.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,873.45 : 8,105.54 = 3,220.97 : x
  2. Step 2: Convert to fraction form
    5,873.45/8,105.54 = 3,220.97/x
  3. Step 3: Cross multiply
    5,873.45x = 8,105.54 × 3,220.97
  4. Step 4: Simplify right side
    5,873.45x = 26,107,644.54
  5. Step 5: Solve for x
    x = 26,107,644.54/5,873.45
  6. Step 6: Final answer
    x = 4,445.03

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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.