Home / 2,231.38-3,354.67-1,823.48

Finding the Fourth Proportional to 2,231.38, 3,354.67 and 1,823.48

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Solution

The fourth proportional to 2,231.38, 3,354.67 and 1,823.48 is: 2,741.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231.38 : 3,354.67 = 1,823.48 : x
  2. Step 2: Convert to fraction form
    2,231.38/3,354.67 = 1,823.48/x
  3. Step 3: Cross multiply
    2,231.38x = 3,354.67 × 1,823.48
  4. Step 4: Simplify right side
    2,231.38x = 6,117,161.48
  5. Step 5: Solve for x
    x = 6,117,161.48/2,231.38
  6. Step 6: Final answer
    x = 2,741.42

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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.