Home / 5,997.60-8,992.35-3,186.90

Finding the Fourth Proportional to 5,997.60, 8,992.35 and 3,186.90

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Solution

The fourth proportional to 5,997.60, 8,992.35 and 3,186.90 is: 4,778.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,997.60 : 8,992.35 = 3,186.90 : x
  2. Step 2: Convert to fraction form
    5,997.60/8,992.35 = 3,186.90/x
  3. Step 3: Cross multiply
    5,997.60x = 8,992.35 × 3,186.90
  4. Step 4: Simplify right side
    5,997.60x = 28,657,720.22
  5. Step 5: Solve for x
    x = 28,657,720.22/5,997.60
  6. Step 6: Final answer
    x = 4,778.20

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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.