Home / 2,761.94-3,811.31-1,502.99

Finding the Fourth Proportional to 2,761.94, 3,811.31 and 1,502.99

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Solution

The fourth proportional to 2,761.94, 3,811.31 and 1,502.99 is: 2,074.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,761.94 : 3,811.31 = 1,502.99 : x
  2. Step 2: Convert to fraction form
    2,761.94/3,811.31 = 1,502.99/x
  3. Step 3: Cross multiply
    2,761.94x = 3,811.31 × 1,502.99
  4. Step 4: Simplify right side
    2,761.94x = 5,728,334.25
  5. Step 5: Solve for x
    x = 5,728,334.25/2,761.94
  6. Step 6: Final answer
    x = 2,074.03

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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.