Home / 5,945.88-8,205.44-3,257.21

Finding the Fourth Proportional to 5,945.88, 8,205.44 and 3,257.21

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Solution

The fourth proportional to 5,945.88, 8,205.44 and 3,257.21 is: 4,495.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,945.88 : 8,205.44 = 3,257.21 : x
  2. Step 2: Convert to fraction form
    5,945.88/8,205.44 = 3,257.21/x
  3. Step 3: Cross multiply
    5,945.88x = 8,205.44 × 3,257.21
  4. Step 4: Simplify right side
    5,945.88x = 26,726,841.22
  5. Step 5: Solve for x
    x = 26,726,841.22/5,945.88
  6. Step 6: Final answer
    x = 4,495.02

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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.