Home / 1,723.97-2,381.87-1,202.33

Finding the Fourth Proportional to 1,723.97, 2,381.87 and 1,202.33

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Solution

The fourth proportional to 1,723.97, 2,381.87 and 1,202.33 is: 1,661.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723.97 : 2,381.87 = 1,202.33 : x
  2. Step 2: Convert to fraction form
    1,723.97/2,381.87 = 1,202.33/x
  3. Step 3: Cross multiply
    1,723.97x = 2,381.87 × 1,202.33
  4. Step 4: Simplify right side
    1,723.97x = 2,863,787.75
  5. Step 5: Solve for x
    x = 2,863,787.75/1,723.97
  6. Step 6: Final answer
    x = 1,661.16

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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.