Home / 8,020.25-12,025.94-2,472.05

Finding the Fourth Proportional to 8,020.25, 12,025.94 and 2,472.05

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Solution

The fourth proportional to 8,020.25, 12,025.94 and 2,472.05 is: 3,706.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.25 : 12,025.94 = 2,472.05 : x
  2. Step 2: Convert to fraction form
    8,020.25/12,025.94 = 2,472.05/x
  3. Step 3: Cross multiply
    8,020.25x = 12,025.94 × 2,472.05
  4. Step 4: Simplify right side
    8,020.25x = 29,728,652.49
  5. Step 5: Solve for x
    x = 29,728,652.49/8,020.25
  6. Step 6: Final answer
    x = 3,706.70

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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.