Home / 3,548.16-5,321.55-1,356.37

Finding the Fourth Proportional to 3,548.16, 5,321.55 and 1,356.37

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Solution

The fourth proportional to 3,548.16, 5,321.55 and 1,356.37 is: 2,034.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.16 : 5,321.55 = 1,356.37 : x
  2. Step 2: Convert to fraction form
    3,548.16/5,321.55 = 1,356.37/x
  3. Step 3: Cross multiply
    3,548.16x = 5,321.55 × 1,356.37
  4. Step 4: Simplify right side
    3,548.16x = 7,217,982.56
  5. Step 5: Solve for x
    x = 7,217,982.56/3,548.16
  6. Step 6: Final answer
    x = 2,034.29

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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.