Home / 2,450.25-3,379.04-1,889.84

Finding the Fourth Proportional to 2,450.25, 3,379.04 and 1,889.84

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Solution

The fourth proportional to 2,450.25, 3,379.04 and 1,889.84 is: 2,606.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,450.25 : 3,379.04 = 1,889.84 : x
  2. Step 2: Convert to fraction form
    2,450.25/3,379.04 = 1,889.84/x
  3. Step 3: Cross multiply
    2,450.25x = 3,379.04 × 1,889.84
  4. Step 4: Simplify right side
    2,450.25x = 6,385,832.78
  5. Step 5: Solve for x
    x = 6,385,832.78/2,450.25
  6. Step 6: Final answer
    x = 2,606.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.