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Finding the Fourth Proportional to 1,850.31, 2,763 and 1,474.92

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Solution

The fourth proportional to 1,850.31, 2,763 and 1,474.92 is: 2,202.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850.31 : 2,763 = 1,474.92 : x
  2. Step 2: Convert to fraction form
    1,850.31/2,763 = 1,474.92/x
  3. Step 3: Cross multiply
    1,850.31x = 2,763 × 1,474.92
  4. Step 4: Simplify right side
    1,850.31x = 4,075,203.96
  5. Step 5: Solve for x
    x = 4,075,203.96/1,850.31
  6. Step 6: Final answer
    x = 2,202.44

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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.