Home / 1,755.35-2,629.98-1,343.26

Finding the Fourth Proportional to 1,755.35, 2,629.98 and 1,343.26

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Solution

The fourth proportional to 1,755.35, 2,629.98 and 1,343.26 is: 2,012.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755.35 : 2,629.98 = 1,343.26 : x
  2. Step 2: Convert to fraction form
    1,755.35/2,629.98 = 1,343.26/x
  3. Step 3: Cross multiply
    1,755.35x = 2,629.98 × 1,343.26
  4. Step 4: Simplify right side
    1,755.35x = 3,532,750.22
  5. Step 5: Solve for x
    x = 3,532,750.22/1,755.35
  6. Step 6: Final answer
    x = 2,012.56

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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.