Home / 2,750.98-3,796.40-1,556.02

Finding the Fourth Proportional to 2,750.98, 3,796.40 and 1,556.02

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Solution

The fourth proportional to 2,750.98, 3,796.40 and 1,556.02 is: 2,147.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750.98 : 3,796.40 = 1,556.02 : x
  2. Step 2: Convert to fraction form
    2,750.98/3,796.40 = 1,556.02/x
  3. Step 3: Cross multiply
    2,750.98x = 3,796.40 × 1,556.02
  4. Step 4: Simplify right side
    2,750.98x = 5,907,274.33
  5. Step 5: Solve for x
    x = 5,907,274.33/2,750.98
  6. Step 6: Final answer
    x = 2,147.33

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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.