Home / 3,429.46-5,145-1,481.14

Finding the Fourth Proportional to 3,429.46, 5,145 and 1,481.14

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Solution

The fourth proportional to 3,429.46, 5,145 and 1,481.14 is: 2,222.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.46 : 5,145 = 1,481.14 : x
  2. Step 2: Convert to fraction form
    3,429.46/5,145 = 1,481.14/x
  3. Step 3: Cross multiply
    3,429.46x = 5,145 × 1,481.14
  4. Step 4: Simplify right side
    3,429.46x = 7,620,465.30
  5. Step 5: Solve for x
    x = 7,620,465.30/3,429.46
  6. Step 6: Final answer
    x = 2,222.06

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