Home / 2,954.22-4,428.20-1,967.84

Finding the Fourth Proportional to 2,954.22, 4,428.20 and 1,967.84

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Solution

The fourth proportional to 2,954.22, 4,428.20 and 1,967.84 is: 2,949.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.22 : 4,428.20 = 1,967.84 : x
  2. Step 2: Convert to fraction form
    2,954.22/4,428.20 = 1,967.84/x
  3. Step 3: Cross multiply
    2,954.22x = 4,428.20 × 1,967.84
  4. Step 4: Simplify right side
    2,954.22x = 8,713,989.09
  5. Step 5: Solve for x
    x = 8,713,989.09/2,954.22
  6. Step 6: Final answer
    x = 2,949.68

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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.