Home / 2,450.84-3,382.14-1,331.82

Finding the Fourth Proportional to 2,450.84, 3,382.14 and 1,331.82

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Solution

The fourth proportional to 2,450.84, 3,382.14 and 1,331.82 is: 1,837.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,450.84 : 3,382.14 = 1,331.82 : x
  2. Step 2: Convert to fraction form
    2,450.84/3,382.14 = 1,331.82/x
  3. Step 3: Cross multiply
    2,450.84x = 3,382.14 × 1,331.82
  4. Step 4: Simplify right side
    2,450.84x = 4,504,401.69
  5. Step 5: Solve for x
    x = 4,504,401.69/2,450.84
  6. Step 6: Final answer
    x = 1,837.90

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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.