Home / 8,179.00-12,260.30-3,502.06

Finding the Fourth Proportional to 8,179.00, 12,260.30 and 3,502.06

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Solution

The fourth proportional to 8,179.00, 12,260.30 and 3,502.06 is: 5,249.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,179.00 : 12,260.30 = 3,502.06 : x
  2. Step 2: Convert to fraction form
    8,179.00/12,260.30 = 3,502.06/x
  3. Step 3: Cross multiply
    8,179.00x = 12,260.30 × 3,502.06
  4. Step 4: Simplify right side
    8,179.00x = 42,936,258.06
  5. Step 5: Solve for x
    x = 42,936,258.06/8,179.00
  6. Step 6: Final answer
    x = 5,249.57

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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.