Home / 3,591.14-5,380.32-3,065.78

Finding the Fourth Proportional to 3,591.14, 5,380.32 and 3,065.78

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Solution

The fourth proportional to 3,591.14, 5,380.32 and 3,065.78 is: 4,593.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591.14 : 5,380.32 = 3,065.78 : x
  2. Step 2: Convert to fraction form
    3,591.14/5,380.32 = 3,065.78/x
  3. Step 3: Cross multiply
    3,591.14x = 5,380.32 × 3,065.78
  4. Step 4: Simplify right side
    3,591.14x = 16,494,877.45
  5. Step 5: Solve for x
    x = 16,494,877.45/3,591.14
  6. Step 6: Final answer
    x = 4,593.21

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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.