Home / 2,491.26-3,736.88-1,174.58

Finding the Fourth Proportional to 2,491.26, 3,736.88 and 1,174.58

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Solution

The fourth proportional to 2,491.26, 3,736.88 and 1,174.58 is: 1,761.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491.26 : 3,736.88 = 1,174.58 : x
  2. Step 2: Convert to fraction form
    2,491.26/3,736.88 = 1,174.58/x
  3. Step 3: Cross multiply
    2,491.26x = 3,736.88 × 1,174.58
  4. Step 4: Simplify right side
    2,491.26x = 4,389,254.47
  5. Step 5: Solve for x
    x = 4,389,254.47/2,491.26
  6. Step 6: Final answer
    x = 1,761.86

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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.