Home / 3,308.32-4,532.44-3,183.78

Finding the Fourth Proportional to 3,308.32, 4,532.44 and 3,183.78

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Solution

The fourth proportional to 3,308.32, 4,532.44 and 3,183.78 is: 4,361.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.32 : 4,532.44 = 3,183.78 : x
  2. Step 2: Convert to fraction form
    3,308.32/4,532.44 = 3,183.78/x
  3. Step 3: Cross multiply
    3,308.32x = 4,532.44 × 3,183.78
  4. Step 4: Simplify right side
    3,308.32x = 14,430,291.82
  5. Step 5: Solve for x
    x = 14,430,291.82/3,308.32
  6. Step 6: Final answer
    x = 4,361.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.