Home / 2,450.14-3,674.82-718.36

Finding the Fourth Proportional to 2,450.14, 3,674.82 and 718.36

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Solution

The fourth proportional to 2,450.14, 3,674.82 and 718.36 is: 1,077.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,450.14 : 3,674.82 = 718.36 : x
  2. Step 2: Convert to fraction form
    2,450.14/3,674.82 = 718.36/x
  3. Step 3: Cross multiply
    2,450.14x = 3,674.82 × 718.36
  4. Step 4: Simplify right side
    2,450.14x = 2,639,843.70
  5. Step 5: Solve for x
    x = 2,639,843.70/2,450.14
  6. Step 6: Final answer
    x = 1,077.43

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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.