Home / 1,353.03-2,029.44-736.56

Finding the Fourth Proportional to 1,353.03, 2,029.44 and 736.56

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Solution

The fourth proportional to 1,353.03, 2,029.44 and 736.56 is: 1,104.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353.03 : 2,029.44 = 736.56 : x
  2. Step 2: Convert to fraction form
    1,353.03/2,029.44 = 736.56/x
  3. Step 3: Cross multiply
    1,353.03x = 2,029.44 × 736.56
  4. Step 4: Simplify right side
    1,353.03x = 1,494,804.33
  5. Step 5: Solve for x
    x = 1,494,804.33/1,353.03
  6. Step 6: Final answer
    x = 1,104.78

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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.