Home / 5,112.02-7,670.99-2,150.24

Finding the Fourth Proportional to 5,112.02, 7,670.99 and 2,150.24

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Solution

The fourth proportional to 5,112.02, 7,670.99 and 2,150.24 is: 3,226.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112.02 : 7,670.99 = 2,150.24 : x
  2. Step 2: Convert to fraction form
    5,112.02/7,670.99 = 2,150.24/x
  3. Step 3: Cross multiply
    5,112.02x = 7,670.99 × 2,150.24
  4. Step 4: Simplify right side
    5,112.02x = 16,494,469.54
  5. Step 5: Solve for x
    x = 16,494,469.54/5,112.02
  6. Step 6: Final answer
    x = 3,226.61

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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.