Home / 8,020.66-12,022.92-3,343.26

Finding the Fourth Proportional to 8,020.66, 12,022.92 and 3,343.26

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Solution

The fourth proportional to 8,020.66, 12,022.92 and 3,343.26 is: 5,011.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.66 : 12,022.92 = 3,343.26 : x
  2. Step 2: Convert to fraction form
    8,020.66/12,022.92 = 3,343.26/x
  3. Step 3: Cross multiply
    8,020.66x = 12,022.92 × 3,343.26
  4. Step 4: Simplify right side
    8,020.66x = 40,195,771.00
  5. Step 5: Solve for x
    x = 40,195,771.00/8,020.66
  6. Step 6: Final answer
    x = 5,011.53

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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.