Home / 1,633.62-2,450.96-1,112.84

Finding the Fourth Proportional to 1,633.62, 2,450.96 and 1,112.84

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Solution

The fourth proportional to 1,633.62, 2,450.96 and 1,112.84 is: 1,669.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,633.62 : 2,450.96 = 1,112.84 : x
  2. Step 2: Convert to fraction form
    1,633.62/2,450.96 = 1,112.84/x
  3. Step 3: Cross multiply
    1,633.62x = 2,450.96 × 1,112.84
  4. Step 4: Simplify right side
    1,633.62x = 2,727,521.87
  5. Step 5: Solve for x
    x = 2,727,521.87/1,633.62
  6. Step 6: Final answer
    x = 1,669.62

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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.