Home / 3,327.70-4,991.55-3,025.30

Finding the Fourth Proportional to 3,327.70, 4,991.55 and 3,025.30

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Solution

The fourth proportional to 3,327.70, 4,991.55 and 3,025.30 is: 4,537.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,327.70 : 4,991.55 = 3,025.30 : x
  2. Step 2: Convert to fraction form
    3,327.70/4,991.55 = 3,025.30/x
  3. Step 3: Cross multiply
    3,327.70x = 4,991.55 × 3,025.30
  4. Step 4: Simplify right side
    3,327.70x = 15,100,936.22
  5. Step 5: Solve for x
    x = 15,100,936.22/3,327.70
  6. Step 6: Final answer
    x = 4,537.95

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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.