Home / 1,144.26-1,707.64-1,021.23

Finding the Fourth Proportional to 1,144.26, 1,707.64 and 1,021.23

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Solution

The fourth proportional to 1,144.26, 1,707.64 and 1,021.23 is: 1,524.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144.26 : 1,707.64 = 1,021.23 : x
  2. Step 2: Convert to fraction form
    1,144.26/1,707.64 = 1,021.23/x
  3. Step 3: Cross multiply
    1,144.26x = 1,707.64 × 1,021.23
  4. Step 4: Simplify right side
    1,144.26x = 1,743,890.64
  5. Step 5: Solve for x
    x = 1,743,890.64/1,144.26
  6. Step 6: Final answer
    x = 1,524.03

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.