Home / 2,450.19-3,675.47-695.16

Finding the Fourth Proportional to 2,450.19, 3,675.47 and 695.16

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Solution

The fourth proportional to 2,450.19, 3,675.47 and 695.16 is: 1,042.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,450.19 : 3,675.47 = 695.16 : x
  2. Step 2: Convert to fraction form
    2,450.19/3,675.47 = 695.16/x
  3. Step 3: Cross multiply
    2,450.19x = 3,675.47 × 695.16
  4. Step 4: Simplify right side
    2,450.19x = 2,555,039.73
  5. Step 5: Solve for x
    x = 2,555,039.73/2,450.19
  6. Step 6: Final answer
    x = 1,042.79

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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.