Home / 1,694.03-2,542.34-757.26

Finding the Fourth Proportional to 1,694.03, 2,542.34 and 757.26

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Solution

The fourth proportional to 1,694.03, 2,542.34 and 757.26 is: 1,136.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694.03 : 2,542.34 = 757.26 : x
  2. Step 2: Convert to fraction form
    1,694.03/2,542.34 = 757.26/x
  3. Step 3: Cross multiply
    1,694.03x = 2,542.34 × 757.26
  4. Step 4: Simplify right side
    1,694.03x = 1,925,212.39
  5. Step 5: Solve for x
    x = 1,925,212.39/1,694.03
  6. Step 6: Final answer
    x = 1,136.47

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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.