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Finding the Fourth Proportional to 3,754.35, 5,629.30 and 1,750.82

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Solution

The fourth proportional to 3,754.35, 5,629.30 and 1,750.82 is: 2,625.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,754.35 : 5,629.30 = 1,750.82 : x
  2. Step 2: Convert to fraction form
    3,754.35/5,629.30 = 1,750.82/x
  3. Step 3: Cross multiply
    3,754.35x = 5,629.30 × 1,750.82
  4. Step 4: Simplify right side
    3,754.35x = 9,855,858.50
  5. Step 5: Solve for x
    x = 9,855,858.50/3,754.35
  6. Step 6: Final answer
    x = 2,625.18

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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.