Home / 1,673.00-2,306.19-1,318.29

Finding the Fourth Proportional to 1,673.00, 2,306.19 and 1,318.29

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Solution

The fourth proportional to 1,673.00, 2,306.19 and 1,318.29 is: 1,817.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673.00 : 2,306.19 = 1,318.29 : x
  2. Step 2: Convert to fraction form
    1,673.00/2,306.19 = 1,318.29/x
  3. Step 3: Cross multiply
    1,673.00x = 2,306.19 × 1,318.29
  4. Step 4: Simplify right side
    1,673.00x = 3,040,229.07
  5. Step 5: Solve for x
    x = 3,040,229.07/1,673.00
  6. Step 6: Final answer
    x = 1,817.23

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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.