Home / 2,450.48-3,673.46-890.11

Finding the Fourth Proportional to 2,450.48, 3,673.46 and 890.11

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Solution

The fourth proportional to 2,450.48, 3,673.46 and 890.11 is: 1,334.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,450.48 : 3,673.46 = 890.11 : x
  2. Step 2: Convert to fraction form
    2,450.48/3,673.46 = 890.11/x
  3. Step 3: Cross multiply
    2,450.48x = 3,673.46 × 890.11
  4. Step 4: Simplify right side
    2,450.48x = 3,269,779.03
  5. Step 5: Solve for x
    x = 3,269,779.03/2,450.48
  6. Step 6: Final answer
    x = 1,334.34

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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.