Home / 1,723.54-2,579.82-1,234.18

Finding the Fourth Proportional to 1,723.54, 2,579.82 and 1,234.18

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Solution

The fourth proportional to 1,723.54, 2,579.82 and 1,234.18 is: 1,847.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723.54 : 2,579.82 = 1,234.18 : x
  2. Step 2: Convert to fraction form
    1,723.54/2,579.82 = 1,234.18/x
  3. Step 3: Cross multiply
    1,723.54x = 2,579.82 × 1,234.18
  4. Step 4: Simplify right side
    1,723.54x = 3,183,962.25
  5. Step 5: Solve for x
    x = 3,183,962.25/1,723.54
  6. Step 6: Final answer
    x = 1,847.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.