Home / 7,581.07-11,372.82-3,199.17

Finding the Fourth Proportional to 7,581.07, 11,372.82 and 3,199.17

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Solution

The fourth proportional to 7,581.07, 11,372.82 and 3,199.17 is: 4,799.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,581.07 : 11,372.82 = 3,199.17 : x
  2. Step 2: Convert to fraction form
    7,581.07/11,372.82 = 3,199.17/x
  3. Step 3: Cross multiply
    7,581.07x = 11,372.82 × 3,199.17
  4. Step 4: Simplify right side
    7,581.07x = 36,383,568.56
  5. Step 5: Solve for x
    x = 36,383,568.56/7,581.07
  6. Step 6: Final answer
    x = 4,799.27

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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.