Home / 2,311.46-3,467.73-1,581.38

Finding the Fourth Proportional to 2,311.46, 3,467.73 and 1,581.38

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Solution

The fourth proportional to 2,311.46, 3,467.73 and 1,581.38 is: 2,372.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311.46 : 3,467.73 = 1,581.38 : x
  2. Step 2: Convert to fraction form
    2,311.46/3,467.73 = 1,581.38/x
  3. Step 3: Cross multiply
    2,311.46x = 3,467.73 × 1,581.38
  4. Step 4: Simplify right side
    2,311.46x = 5,483,798.87
  5. Step 5: Solve for x
    x = 5,483,798.87/2,311.46
  6. Step 6: Final answer
    x = 2,372.44

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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.