Home / 2,814.42-4,222.86-1,514.37

Finding the Fourth Proportional to 2,814.42, 4,222.86 and 1,514.37

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Solution

The fourth proportional to 2,814.42, 4,222.86 and 1,514.37 is: 2,272.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,814.42 : 4,222.86 = 1,514.37 : x
  2. Step 2: Convert to fraction form
    2,814.42/4,222.86 = 1,514.37/x
  3. Step 3: Cross multiply
    2,814.42x = 4,222.86 × 1,514.37
  4. Step 4: Simplify right side
    2,814.42x = 6,394,972.50
  5. Step 5: Solve for x
    x = 6,394,972.50/2,814.42
  6. Step 6: Final answer
    x = 2,272.22

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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.