Home / 8,057.55-12,084.93-2,212.77

Finding the Fourth Proportional to 8,057.55, 12,084.93 and 2,212.77

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Solution

The fourth proportional to 8,057.55, 12,084.93 and 2,212.77 is: 3,318.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,057.55 : 12,084.93 = 2,212.77 : x
  2. Step 2: Convert to fraction form
    8,057.55/12,084.93 = 2,212.77/x
  3. Step 3: Cross multiply
    8,057.55x = 12,084.93 × 2,212.77
  4. Step 4: Simplify right side
    8,057.55x = 26,741,170.56
  5. Step 5: Solve for x
    x = 26,741,170.56/8,057.55
  6. Step 6: Final answer
    x = 3,318.77

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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.