Home / 1,954.18-2,696.37-1,168.06

Finding the Fourth Proportional to 1,954.18, 2,696.37 and 1,168.06

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Solution

The fourth proportional to 1,954.18, 2,696.37 and 1,168.06 is: 1,611.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954.18 : 2,696.37 = 1,168.06 : x
  2. Step 2: Convert to fraction form
    1,954.18/2,696.37 = 1,168.06/x
  3. Step 3: Cross multiply
    1,954.18x = 2,696.37 × 1,168.06
  4. Step 4: Simplify right side
    1,954.18x = 3,149,521.94
  5. Step 5: Solve for x
    x = 3,149,521.94/1,954.18
  6. Step 6: Final answer
    x = 1,611.68

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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.