Home / 2,231.78-3,341.46-1,452.68

Finding the Fourth Proportional to 2,231.78, 3,341.46 and 1,452.68

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Solution

The fourth proportional to 2,231.78, 3,341.46 and 1,452.68 is: 2,174.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231.78 : 3,341.46 = 1,452.68 : x
  2. Step 2: Convert to fraction form
    2,231.78/3,341.46 = 1,452.68/x
  3. Step 3: Cross multiply
    2,231.78x = 3,341.46 × 1,452.68
  4. Step 4: Simplify right side
    2,231.78x = 4,854,072.11
  5. Step 5: Solve for x
    x = 4,854,072.11/2,231.78
  6. Step 6: Final answer
    x = 2,174.98

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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.