Home / 3,428.96-4,732.18-1,936.94

Finding the Fourth Proportional to 3,428.96, 4,732.18 and 1,936.94

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Solution

The fourth proportional to 3,428.96, 4,732.18 and 1,936.94 is: 2,673.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428.96 : 4,732.18 = 1,936.94 : x
  2. Step 2: Convert to fraction form
    3,428.96/4,732.18 = 1,936.94/x
  3. Step 3: Cross multiply
    3,428.96x = 4,732.18 × 1,936.94
  4. Step 4: Simplify right side
    3,428.96x = 9,165,948.73
  5. Step 5: Solve for x
    x = 9,165,948.73/3,428.96
  6. Step 6: Final answer
    x = 2,673.10

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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.