Home / 1,851.44-2,556.94-1,601.58

Finding the Fourth Proportional to 1,851.44, 2,556.94 and 1,601.58

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Solution

The fourth proportional to 1,851.44, 2,556.94 and 1,601.58 is: 2,211.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851.44 : 2,556.94 = 1,601.58 : x
  2. Step 2: Convert to fraction form
    1,851.44/2,556.94 = 1,601.58/x
  3. Step 3: Cross multiply
    1,851.44x = 2,556.94 × 1,601.58
  4. Step 4: Simplify right side
    1,851.44x = 4,095,143.97
  5. Step 5: Solve for x
    x = 4,095,143.97/1,851.44
  6. Step 6: Final answer
    x = 2,211.87

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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.