Home / 1,954.33-2,695.48-1,168.22

Finding the Fourth Proportional to 1,954.33, 2,695.48 and 1,168.22

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Solution

The fourth proportional to 1,954.33, 2,695.48 and 1,168.22 is: 1,611.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954.33 : 2,695.48 = 1,168.22 : x
  2. Step 2: Convert to fraction form
    1,954.33/2,695.48 = 1,168.22/x
  3. Step 3: Cross multiply
    1,954.33x = 2,695.48 × 1,168.22
  4. Step 4: Simplify right side
    1,954.33x = 3,148,917.46
  5. Step 5: Solve for x
    x = 3,148,917.46/1,954.33
  6. Step 6: Final answer
    x = 1,611.25

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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.