Home / 8,019.57-12,022.86-3,343.11

Finding the Fourth Proportional to 8,019.57, 12,022.86 and 3,343.11

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Solution

The fourth proportional to 8,019.57, 12,022.86 and 3,343.11 is: 5,011.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,019.57 : 12,022.86 = 3,343.11 : x
  2. Step 2: Convert to fraction form
    8,019.57/12,022.86 = 3,343.11/x
  3. Step 3: Cross multiply
    8,019.57x = 12,022.86 × 3,343.11
  4. Step 4: Simplify right side
    8,019.57x = 40,193,743.49
  5. Step 5: Solve for x
    x = 40,193,743.49/8,019.57
  6. Step 6: Final answer
    x = 5,011.96

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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.