Home / 2,245.93-3,098.89-1,361.95

Finding the Fourth Proportional to 2,245.93, 3,098.89 and 1,361.95

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Solution

The fourth proportional to 2,245.93, 3,098.89 and 1,361.95 is: 1,879.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245.93 : 3,098.89 = 1,361.95 : x
  2. Step 2: Convert to fraction form
    2,245.93/3,098.89 = 1,361.95/x
  3. Step 3: Cross multiply
    2,245.93x = 3,098.89 × 1,361.95
  4. Step 4: Simplify right side
    2,245.93x = 4,220,527.19
  5. Step 5: Solve for x
    x = 4,220,527.19/2,245.93
  6. Step 6: Final answer
    x = 1,879.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.