Home / 8,020.28-12,033.18-7,107.23

Finding the Fourth Proportional to 8,020.28, 12,033.18 and 7,107.23

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Solution

The fourth proportional to 8,020.28, 12,033.18 and 7,107.23 is: 10,663.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.28 : 12,033.18 = 7,107.23 : x
  2. Step 2: Convert to fraction form
    8,020.28/12,033.18 = 7,107.23/x
  3. Step 3: Cross multiply
    8,020.28x = 12,033.18 × 7,107.23
  4. Step 4: Simplify right side
    8,020.28x = 85,522,517.73
  5. Step 5: Solve for x
    x = 85,522,517.73/8,020.28
  6. Step 6: Final answer
    x = 10,663.29

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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.