Home / 1,966.73-2,711.17-1,302.43

Finding the Fourth Proportional to 1,966.73, 2,711.17 and 1,302.43

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Solution

The fourth proportional to 1,966.73, 2,711.17 and 1,302.43 is: 1,795.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966.73 : 2,711.17 = 1,302.43 : x
  2. Step 2: Convert to fraction form
    1,966.73/2,711.17 = 1,302.43/x
  3. Step 3: Cross multiply
    1,966.73x = 2,711.17 × 1,302.43
  4. Step 4: Simplify right side
    1,966.73x = 3,531,109.14
  5. Step 5: Solve for x
    x = 3,531,109.14/1,966.73
  6. Step 6: Final answer
    x = 1,795.42

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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.