Home / 2,173.14-3,261.24-1,351.98

Finding the Fourth Proportional to 2,173.14, 3,261.24 and 1,351.98

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Solution

The fourth proportional to 2,173.14, 3,261.24 and 1,351.98 is: 2,028.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173.14 : 3,261.24 = 1,351.98 : x
  2. Step 2: Convert to fraction form
    2,173.14/3,261.24 = 1,351.98/x
  3. Step 3: Cross multiply
    2,173.14x = 3,261.24 × 1,351.98
  4. Step 4: Simplify right side
    2,173.14x = 4,409,131.26
  5. Step 5: Solve for x
    x = 4,409,131.26/2,173.14
  6. Step 6: Final answer
    x = 2,028.92

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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.