Home / 2,110.46-2,912.54-1,166.36

Finding the Fourth Proportional to 2,110.46, 2,912.54 and 1,166.36

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Solution

The fourth proportional to 2,110.46, 2,912.54 and 1,166.36 is: 1,609.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.46 : 2,912.54 = 1,166.36 : x
  2. Step 2: Convert to fraction form
    2,110.46/2,912.54 = 1,166.36/x
  3. Step 3: Cross multiply
    2,110.46x = 2,912.54 × 1,166.36
  4. Step 4: Simplify right side
    2,110.46x = 3,397,070.15
  5. Step 5: Solve for x
    x = 3,397,070.15/2,110.46
  6. Step 6: Final answer
    x = 1,609.63

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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.