Home / 8,012.43-12,020.34-3,014.85

Finding the Fourth Proportional to 8,012.43, 12,020.34 and 3,014.85

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Solution

The fourth proportional to 8,012.43, 12,020.34 and 3,014.85 is: 4,522.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,012.43 : 12,020.34 = 3,014.85 : x
  2. Step 2: Convert to fraction form
    8,012.43/12,020.34 = 3,014.85/x
  3. Step 3: Cross multiply
    8,012.43x = 12,020.34 × 3,014.85
  4. Step 4: Simplify right side
    8,012.43x = 36,239,506.97
  5. Step 5: Solve for x
    x = 36,239,506.97/8,012.43
  6. Step 6: Final answer
    x = 4,522.91

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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.