Home / 8,022.48-12,033.69-2,179.08

Finding the Fourth Proportional to 8,022.48, 12,033.69 and 2,179.08

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Solution

The fourth proportional to 8,022.48, 12,033.69 and 2,179.08 is: 3,268.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,022.48 : 12,033.69 = 2,179.08 : x
  2. Step 2: Convert to fraction form
    8,022.48/12,033.69 = 2,179.08/x
  3. Step 3: Cross multiply
    8,022.48x = 12,033.69 × 2,179.08
  4. Step 4: Simplify right side
    8,022.48x = 26,222,373.21
  5. Step 5: Solve for x
    x = 26,222,373.21/8,022.48
  6. Step 6: Final answer
    x = 3,268.61

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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.