Home / 5,922.86-8,173.41-3,270.21

Finding the Fourth Proportional to 5,922.86, 8,173.41 and 3,270.21

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Solution

The fourth proportional to 5,922.86, 8,173.41 and 3,270.21 is: 4,512.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,922.86 : 8,173.41 = 3,270.21 : x
  2. Step 2: Convert to fraction form
    5,922.86/8,173.41 = 3,270.21/x
  3. Step 3: Cross multiply
    5,922.86x = 8,173.41 × 3,270.21
  4. Step 4: Simplify right side
    5,922.86x = 26,728,724.20
  5. Step 5: Solve for x
    x = 26,728,724.20/5,922.86
  6. Step 6: Final answer
    x = 4,512.81

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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.