Home / 1,716.90-2,576.25-1,623.96

Finding the Fourth Proportional to 1,716.90, 2,576.25 and 1,623.96

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Solution

The fourth proportional to 1,716.90, 2,576.25 and 1,623.96 is: 2,436.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716.90 : 2,576.25 = 1,623.96 : x
  2. Step 2: Convert to fraction form
    1,716.90/2,576.25 = 1,623.96/x
  3. Step 3: Cross multiply
    1,716.90x = 2,576.25 × 1,623.96
  4. Step 4: Simplify right side
    1,716.90x = 4,183,726.95
  5. Step 5: Solve for x
    x = 4,183,726.95/1,716.90
  6. Step 6: Final answer
    x = 2,436.79

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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.