Home / 2,491.03-3,736.14-759.25

Finding the Fourth Proportional to 2,491.03, 3,736.14 and 759.25

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Solution

The fourth proportional to 2,491.03, 3,736.14 and 759.25 is: 1,138.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491.03 : 3,736.14 = 759.25 : x
  2. Step 2: Convert to fraction form
    2,491.03/3,736.14 = 759.25/x
  3. Step 3: Cross multiply
    2,491.03x = 3,736.14 × 759.25
  4. Step 4: Simplify right side
    2,491.03x = 2,836,664.30
  5. Step 5: Solve for x
    x = 2,836,664.30/2,491.03
  6. Step 6: Final answer
    x = 1,138.75

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1.5x scale

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.