Home / 2,736-4,101.75-1,090.95

Finding the Fourth Proportional to 2,736, 4,101.75 and 1,090.95

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Solution

The fourth proportional to 2,736, 4,101.75 and 1,090.95 is: 1,635.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736 : 4,101.75 = 1,090.95 : x
  2. Step 2: Convert to fraction form
    2,736/4,101.75 = 1,090.95/x
  3. Step 3: Cross multiply
    2,736x = 4,101.75 × 1,090.95
  4. Step 4: Simplify right side
    2,736x = 4,474,804.16
  5. Step 5: Solve for x
    x = 4,474,804.16/2,736
  6. Step 6: Final answer
    x = 1,635.53

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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.