Home / 1,269.96-1,896.06-1,096.44

Finding the Fourth Proportional to 1,269.96, 1,896.06 and 1,096.44

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Solution

The fourth proportional to 1,269.96, 1,896.06 and 1,096.44 is: 1,636.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269.96 : 1,896.06 = 1,096.44 : x
  2. Step 2: Convert to fraction form
    1,269.96/1,896.06 = 1,096.44/x
  3. Step 3: Cross multiply
    1,269.96x = 1,896.06 × 1,096.44
  4. Step 4: Simplify right side
    1,269.96x = 2,078,916.03
  5. Step 5: Solve for x
    x = 2,078,916.03/1,269.96
  6. Step 6: Final answer
    x = 1,636.99

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.