Home / 5,968.20-8,231.62-3,607.40

Finding the Fourth Proportional to 5,968.20, 8,231.62 and 3,607.40

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Solution

The fourth proportional to 5,968.20, 8,231.62 and 3,607.40 is: 4,975.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,968.20 : 8,231.62 = 3,607.40 : x
  2. Step 2: Convert to fraction form
    5,968.20/8,231.62 = 3,607.40/x
  3. Step 3: Cross multiply
    5,968.20x = 8,231.62 × 3,607.40
  4. Step 4: Simplify right side
    5,968.20x = 29,694,745.99
  5. Step 5: Solve for x
    x = 29,694,745.99/5,968.20
  6. Step 6: Final answer
    x = 4,975.49

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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.