Home / 2,450.45-3,673.39-890.04

Finding the Fourth Proportional to 2,450.45, 3,673.39 and 890.04

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Solution

The fourth proportional to 2,450.45, 3,673.39 and 890.04 is: 1,334.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,450.45 : 3,673.39 = 890.04 : x
  2. Step 2: Convert to fraction form
    2,450.45/3,673.39 = 890.04/x
  3. Step 3: Cross multiply
    2,450.45x = 3,673.39 × 890.04
  4. Step 4: Simplify right side
    2,450.45x = 3,269,464.04
  5. Step 5: Solve for x
    x = 3,269,464.04/2,450.45
  6. Step 6: Final answer
    x = 1,334.23

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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.