Home / 1,764.73-2,634.41-1,636.57

Finding the Fourth Proportional to 1,764.73, 2,634.41 and 1,636.57

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Solution

The fourth proportional to 1,764.73, 2,634.41 and 1,636.57 is: 2,443.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764.73 : 2,634.41 = 1,636.57 : x
  2. Step 2: Convert to fraction form
    1,764.73/2,634.41 = 1,636.57/x
  3. Step 3: Cross multiply
    1,764.73x = 2,634.41 × 1,636.57
  4. Step 4: Simplify right side
    1,764.73x = 4,311,396.37
  5. Step 5: Solve for x
    x = 4,311,396.37/1,764.73
  6. Step 6: Final answer
    x = 2,443.09

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.