Home / 3,556.09-5,334.34-1,090.93

Finding the Fourth Proportional to 3,556.09, 5,334.34 and 1,090.93

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Solution

The fourth proportional to 3,556.09, 5,334.34 and 1,090.93 is: 1,636.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.09 : 5,334.34 = 1,090.93 : x
  2. Step 2: Convert to fraction form
    3,556.09/5,334.34 = 1,090.93/x
  3. Step 3: Cross multiply
    3,556.09x = 5,334.34 × 1,090.93
  4. Step 4: Simplify right side
    3,556.09x = 5,819,391.54
  5. Step 5: Solve for x
    x = 5,819,391.54/3,556.09
  6. Step 6: Final answer
    x = 1,636.46

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1.5x scale

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.