Home / 11,351.50-17,027.70-3,956.70

Finding the Fourth Proportional to 11,351.50, 17,027.70 and 3,956.70

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Solution

The fourth proportional to 11,351.50, 17,027.70 and 3,956.70 is: 5,935.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,351.50 : 17,027.70 = 3,956.70 : x
  2. Step 2: Convert to fraction form
    11,351.50/17,027.70 = 3,956.70/x
  3. Step 3: Cross multiply
    11,351.50x = 17,027.70 × 3,956.70
  4. Step 4: Simplify right side
    11,351.50x = 67,373,500.59
  5. Step 5: Solve for x
    x = 67,373,500.59/11,351.50
  6. Step 6: Final answer
    x = 5,935.21

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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.