Home / 2,450.12-3,674.02-949.84

Finding the Fourth Proportional to 2,450.12, 3,674.02 and 949.84

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Solution

The fourth proportional to 2,450.12, 3,674.02 and 949.84 is: 1,424.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,450.12 : 3,674.02 = 949.84 : x
  2. Step 2: Convert to fraction form
    2,450.12/3,674.02 = 949.84/x
  3. Step 3: Cross multiply
    2,450.12x = 3,674.02 × 949.84
  4. Step 4: Simplify right side
    2,450.12x = 3,489,742.72
  5. Step 5: Solve for x
    x = 3,489,742.72/2,450.12
  6. Step 6: Final answer
    x = 1,424.31

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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.