Home / 3,553.65-5,330.67-1,361.37

Finding the Fourth Proportional to 3,553.65, 5,330.67 and 1,361.37

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Solution

The fourth proportional to 3,553.65, 5,330.67 and 1,361.37 is: 2,042.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.65 : 5,330.67 = 1,361.37 : x
  2. Step 2: Convert to fraction form
    3,553.65/5,330.67 = 1,361.37/x
  3. Step 3: Cross multiply
    3,553.65x = 5,330.67 × 1,361.37
  4. Step 4: Simplify right side
    3,553.65x = 7,257,014.22
  5. Step 5: Solve for x
    x = 7,257,014.22/3,553.65
  6. Step 6: Final answer
    x = 2,042.13

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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.