Home / 5,556.54-7,667.95-3,198.67

Finding the Fourth Proportional to 5,556.54, 7,667.95 and 3,198.67

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Solution

The fourth proportional to 5,556.54, 7,667.95 and 3,198.67 is: 4,414.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,556.54 : 7,667.95 = 3,198.67 : x
  2. Step 2: Convert to fraction form
    5,556.54/7,667.95 = 3,198.67/x
  3. Step 3: Cross multiply
    5,556.54x = 7,667.95 × 3,198.67
  4. Step 4: Simplify right side
    5,556.54x = 24,527,241.63
  5. Step 5: Solve for x
    x = 24,527,241.63/5,556.54
  6. Step 6: Final answer
    x = 4,414.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.