Home / 3,467.14-5,199.62-1,386.05

Finding the Fourth Proportional to 3,467.14, 5,199.62 and 1,386.05

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Solution

The fourth proportional to 3,467.14, 5,199.62 and 1,386.05 is: 2,078.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467.14 : 5,199.62 = 1,386.05 : x
  2. Step 2: Convert to fraction form
    3,467.14/5,199.62 = 1,386.05/x
  3. Step 3: Cross multiply
    3,467.14x = 5,199.62 × 1,386.05
  4. Step 4: Simplify right side
    3,467.14x = 7,206,900.37
  5. Step 5: Solve for x
    x = 7,206,900.37/3,467.14
  6. Step 6: Final answer
    x = 2,078.63

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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.