Home / 4,102.14-6,144.48-2,148.42

Finding the Fourth Proportional to 4,102.14, 6,144.48 and 2,148.42

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Solution

The fourth proportional to 4,102.14, 6,144.48 and 2,148.42 is: 3,218.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.14 : 6,144.48 = 2,148.42 : x
  2. Step 2: Convert to fraction form
    4,102.14/6,144.48 = 2,148.42/x
  3. Step 3: Cross multiply
    4,102.14x = 6,144.48 × 2,148.42
  4. Step 4: Simplify right side
    4,102.14x = 13,200,923.72
  5. Step 5: Solve for x
    x = 13,200,923.72/4,102.14
  6. Step 6: Final answer
    x = 3,218.06

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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.