Home / 3,556.29-5,334.24-1,091.11

Finding the Fourth Proportional to 3,556.29, 5,334.24 and 1,091.11

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Solution

The fourth proportional to 3,556.29, 5,334.24 and 1,091.11 is: 1,636.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.29 : 5,334.24 = 1,091.11 : x
  2. Step 2: Convert to fraction form
    3,556.29/5,334.24 = 1,091.11/x
  3. Step 3: Cross multiply
    3,556.29x = 5,334.24 × 1,091.11
  4. Step 4: Simplify right side
    3,556.29x = 5,820,242.61
  5. Step 5: Solve for x
    x = 5,820,242.61/3,556.29
  6. Step 6: Final answer
    x = 1,636.61

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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.