Home / 1,491.72-2,238.25-1,467.11

Finding the Fourth Proportional to 1,491.72, 2,238.25 and 1,467.11

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Solution

The fourth proportional to 1,491.72, 2,238.25 and 1,467.11 is: 2,201.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491.72 : 2,238.25 = 1,467.11 : x
  2. Step 2: Convert to fraction form
    1,491.72/2,238.25 = 1,467.11/x
  3. Step 3: Cross multiply
    1,491.72x = 2,238.25 × 1,467.11
  4. Step 4: Simplify right side
    1,491.72x = 3,283,763.64
  5. Step 5: Solve for x
    x = 3,283,763.64/1,491.72
  6. Step 6: Final answer
    x = 2,201.33

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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.