Home / 3,280.58-4,919-2,241.86

Finding the Fourth Proportional to 3,280.58, 4,919 and 2,241.86

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Solution

The fourth proportional to 3,280.58, 4,919 and 2,241.86 is: 3,361.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280.58 : 4,919 = 2,241.86 : x
  2. Step 2: Convert to fraction form
    3,280.58/4,919 = 2,241.86/x
  3. Step 3: Cross multiply
    3,280.58x = 4,919 × 2,241.86
  4. Step 4: Simplify right side
    3,280.58x = 11,027,709.34
  5. Step 5: Solve for x
    x = 11,027,709.34/3,280.58
  6. Step 6: Final answer
    x = 3,361.51

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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.