Home / 3,410.51-5,114.14-2,179.31

Finding the Fourth Proportional to 3,410.51, 5,114.14 and 2,179.31

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Solution

The fourth proportional to 3,410.51, 5,114.14 and 2,179.31 is: 3,267.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.51 : 5,114.14 = 2,179.31 : x
  2. Step 2: Convert to fraction form
    3,410.51/5,114.14 = 2,179.31/x
  3. Step 3: Cross multiply
    3,410.51x = 5,114.14 × 2,179.31
  4. Step 4: Simplify right side
    3,410.51x = 11,145,265.42
  5. Step 5: Solve for x
    x = 11,145,265.42/3,410.51
  6. Step 6: Final answer
    x = 3,267.92

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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.