Home / 5,556.48-7,667.84-3,197.76

Finding the Fourth Proportional to 5,556.48, 7,667.84 and 3,197.76

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Solution

The fourth proportional to 5,556.48, 7,667.84 and 3,197.76 is: 4,412.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,556.48 : 7,667.84 = 3,197.76 : x
  2. Step 2: Convert to fraction form
    5,556.48/7,667.84 = 3,197.76/x
  3. Step 3: Cross multiply
    5,556.48x = 7,667.84 × 3,197.76
  4. Step 4: Simplify right side
    5,556.48x = 24,519,912.04
  5. Step 5: Solve for x
    x = 24,519,912.04/5,556.48
  6. Step 6: Final answer
    x = 4,412.85

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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.