Home / 3,556.93-5,331.75-1,365.07

Finding the Fourth Proportional to 3,556.93, 5,331.75 and 1,365.07

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Solution

The fourth proportional to 3,556.93, 5,331.75 and 1,365.07 is: 2,046.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.93 : 5,331.75 = 1,365.07 : x
  2. Step 2: Convert to fraction form
    3,556.93/5,331.75 = 1,365.07/x
  3. Step 3: Cross multiply
    3,556.93x = 5,331.75 × 1,365.07
  4. Step 4: Simplify right side
    3,556.93x = 7,278,211.97
  5. Step 5: Solve for x
    x = 7,278,211.97/3,556.93
  6. Step 6: Final answer
    x = 2,046.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.