Home / 1,936.21-2,672.03-1,096.89

Finding the Fourth Proportional to 1,936.21, 2,672.03 and 1,096.89

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Solution

The fourth proportional to 1,936.21, 2,672.03 and 1,096.89 is: 1,513.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936.21 : 2,672.03 = 1,096.89 : x
  2. Step 2: Convert to fraction form
    1,936.21/2,672.03 = 1,096.89/x
  3. Step 3: Cross multiply
    1,936.21x = 2,672.03 × 1,096.89
  4. Step 4: Simplify right side
    1,936.21x = 2,930,922.99
  5. Step 5: Solve for x
    x = 2,930,922.99/1,936.21
  6. Step 6: Final answer
    x = 1,513.74

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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.