Home / 4,811.21-7,209.37-3,245.07

Finding the Fourth Proportional to 4,811.21, 7,209.37 and 3,245.07

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Solution

The fourth proportional to 4,811.21, 7,209.37 and 3,245.07 is: 4,862.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811.21 : 7,209.37 = 3,245.07 : x
  2. Step 2: Convert to fraction form
    4,811.21/7,209.37 = 3,245.07/x
  3. Step 3: Cross multiply
    4,811.21x = 7,209.37 × 3,245.07
  4. Step 4: Simplify right side
    4,811.21x = 23,394,910.31
  5. Step 5: Solve for x
    x = 23,394,910.31/4,811.21
  6. Step 6: Final answer
    x = 4,862.58

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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.