Home / 2,252.80-3,107.73-1,506.79

Finding the Fourth Proportional to 2,252.80, 3,107.73 and 1,506.79

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Solution

The fourth proportional to 2,252.80, 3,107.73 and 1,506.79 is: 2,078.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.80 : 3,107.73 = 1,506.79 : x
  2. Step 2: Convert to fraction form
    2,252.80/3,107.73 = 1,506.79/x
  3. Step 3: Cross multiply
    2,252.80x = 3,107.73 × 1,506.79
  4. Step 4: Simplify right side
    2,252.80x = 4,682,696.49
  5. Step 5: Solve for x
    x = 4,682,696.49/2,252.80
  6. Step 6: Final answer
    x = 2,078.61

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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.