Home / 3,556.82-5,299.66-3,168.84

Finding the Fourth Proportional to 3,556.82, 5,299.66 and 3,168.84

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Solution

The fourth proportional to 3,556.82, 5,299.66 and 3,168.84 is: 4,721.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.82 : 5,299.66 = 3,168.84 : x
  2. Step 2: Convert to fraction form
    3,556.82/5,299.66 = 3,168.84/x
  3. Step 3: Cross multiply
    3,556.82x = 5,299.66 × 3,168.84
  4. Step 4: Simplify right side
    3,556.82x = 16,793,774.59
  5. Step 5: Solve for x
    x = 16,793,774.59/3,556.82
  6. Step 6: Final answer
    x = 4,721.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.