Home / 1,151.34-1,736.66-1,083.97

Finding the Fourth Proportional to 1,151.34, 1,736.66 and 1,083.97

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Solution

The fourth proportional to 1,151.34, 1,736.66 and 1,083.97 is: 1,635.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151.34 : 1,736.66 = 1,083.97 : x
  2. Step 2: Convert to fraction form
    1,151.34/1,736.66 = 1,083.97/x
  3. Step 3: Cross multiply
    1,151.34x = 1,736.66 × 1,083.97
  4. Step 4: Simplify right side
    1,151.34x = 1,882,487.34
  5. Step 5: Solve for x
    x = 1,882,487.34/1,151.34
  6. Step 6: Final answer
    x = 1,635.04

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.