Home / 8,183.91-12,276.66-3,252.45

Finding the Fourth Proportional to 8,183.91, 12,276.66 and 3,252.45

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Solution

The fourth proportional to 8,183.91, 12,276.66 and 3,252.45 is: 4,879.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,183.91 : 12,276.66 = 3,252.45 : x
  2. Step 2: Convert to fraction form
    8,183.91/12,276.66 = 3,252.45/x
  3. Step 3: Cross multiply
    8,183.91x = 12,276.66 × 3,252.45
  4. Step 4: Simplify right side
    8,183.91x = 39,929,281.05
  5. Step 5: Solve for x
    x = 39,929,281.05/8,183.91
  6. Step 6: Final answer
    x = 4,879.00

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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.