Home / 2,914.14-4,022.52-1,719.09

Finding the Fourth Proportional to 2,914.14, 4,022.52 and 1,719.09

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Solution

The fourth proportional to 2,914.14, 4,022.52 and 1,719.09 is: 2,372.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914.14 : 4,022.52 = 1,719.09 : x
  2. Step 2: Convert to fraction form
    2,914.14/4,022.52 = 1,719.09/x
  3. Step 3: Cross multiply
    2,914.14x = 4,022.52 × 1,719.09
  4. Step 4: Simplify right side
    2,914.14x = 6,915,073.91
  5. Step 5: Solve for x
    x = 6,915,073.91/2,914.14
  6. Step 6: Final answer
    x = 2,372.94

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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.