Home / 3,556.54-5,334.56-1,091.16

Finding the Fourth Proportional to 3,556.54, 5,334.56 and 1,091.16

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Solution

The fourth proportional to 3,556.54, 5,334.56 and 1,091.16 is: 1,636.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.54 : 5,334.56 = 1,091.16 : x
  2. Step 2: Convert to fraction form
    3,556.54/5,334.56 = 1,091.16/x
  3. Step 3: Cross multiply
    3,556.54x = 5,334.56 × 1,091.16
  4. Step 4: Simplify right side
    3,556.54x = 5,820,858.49
  5. Step 5: Solve for x
    x = 5,820,858.49/3,556.54
  6. Step 6: Final answer
    x = 1,636.66

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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.