Home / 8,183.16-12,267.66-3,798.36

Finding the Fourth Proportional to 8,183.16, 12,267.66 and 3,798.36

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Solution

The fourth proportional to 8,183.16, 12,267.66 and 3,798.36 is: 5,694.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,183.16 : 12,267.66 = 3,798.36 : x
  2. Step 2: Convert to fraction form
    8,183.16/12,267.66 = 3,798.36/x
  3. Step 3: Cross multiply
    8,183.16x = 12,267.66 × 3,798.36
  4. Step 4: Simplify right side
    8,183.16x = 46,596,989.04
  5. Step 5: Solve for x
    x = 46,596,989.04/8,183.16
  6. Step 6: Final answer
    x = 5,694.25

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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.