Home / 3,778.53-5,676.68-3,568.73

Finding the Fourth Proportional to 3,778.53, 5,676.68 and 3,568.73

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Solution

The fourth proportional to 3,778.53, 5,676.68 and 3,568.73 is: 5,361.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778.53 : 5,676.68 = 3,568.73 : x
  2. Step 2: Convert to fraction form
    3,778.53/5,676.68 = 3,568.73/x
  3. Step 3: Cross multiply
    3,778.53x = 5,676.68 × 3,568.73
  4. Step 4: Simplify right side
    3,778.53x = 20,258,518.75
  5. Step 5: Solve for x
    x = 20,258,518.75/3,778.53
  6. Step 6: Final answer
    x = 5,361.49

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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.