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Finding the Fourth Proportional to 3,361.71, 5,044.01 and 3,075.15

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Solution

The fourth proportional to 3,361.71, 5,044.01 and 3,075.15 is: 4,614.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361.71 : 5,044.01 = 3,075.15 : x
  2. Step 2: Convert to fraction form
    3,361.71/5,044.01 = 3,075.15/x
  3. Step 3: Cross multiply
    3,361.71x = 5,044.01 × 3,075.15
  4. Step 4: Simplify right side
    3,361.71x = 15,511,071.98
  5. Step 5: Solve for x
    x = 15,511,071.98/3,361.71
  6. Step 6: Final answer
    x = 4,614.04

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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.