Home / 2,745.67-4,118.68-1,102.00

Finding the Fourth Proportional to 2,745.67, 4,118.68 and 1,102.00

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Solution

The fourth proportional to 2,745.67, 4,118.68 and 1,102.00 is: 1,653.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,745.67 : 4,118.68 = 1,102.00 : x
  2. Step 2: Convert to fraction form
    2,745.67/4,118.68 = 1,102.00/x
  3. Step 3: Cross multiply
    2,745.67x = 4,118.68 × 1,102.00
  4. Step 4: Simplify right side
    2,745.67x = 4,538,759.26
  5. Step 5: Solve for x
    x = 4,538,759.26/2,745.67
  6. Step 6: Final answer
    x = 1,653.06

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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.