Home / 12,734.46-19,101.69-3,969.37

Finding the Fourth Proportional to 12,734.46, 19,101.69 and 3,969.37

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Solution

The fourth proportional to 12,734.46, 19,101.69 and 3,969.37 is: 5,954.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,734.46 : 19,101.69 = 3,969.37 : x
  2. Step 2: Convert to fraction form
    12,734.46/19,101.69 = 3,969.37/x
  3. Step 3: Cross multiply
    12,734.46x = 19,101.69 × 3,969.37
  4. Step 4: Simplify right side
    12,734.46x = 75,821,675.24
  5. Step 5: Solve for x
    x = 75,821,675.24/12,734.46
  6. Step 6: Final answer
    x = 5,954.06

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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.