Home / 2,834.22-4,249.36-1,189.42

Finding the Fourth Proportional to 2,834.22, 4,249.36 and 1,189.42

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Solution

The fourth proportional to 2,834.22, 4,249.36 and 1,189.42 is: 1,783.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834.22 : 4,249.36 = 1,189.42 : x
  2. Step 2: Convert to fraction form
    2,834.22/4,249.36 = 1,189.42/x
  3. Step 3: Cross multiply
    2,834.22x = 4,249.36 × 1,189.42
  4. Step 4: Simplify right side
    2,834.22x = 5,054,264.63
  5. Step 5: Solve for x
    x = 5,054,264.63/2,834.22
  6. Step 6: Final answer
    x = 1,783.30

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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.