Home / 3,166.08-4,745.34-1,217.22

Finding the Fourth Proportional to 3,166.08, 4,745.34 and 1,217.22

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Solution

The fourth proportional to 3,166.08, 4,745.34 and 1,217.22 is: 1,824.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.08 : 4,745.34 = 1,217.22 : x
  2. Step 2: Convert to fraction form
    3,166.08/4,745.34 = 1,217.22/x
  3. Step 3: Cross multiply
    3,166.08x = 4,745.34 × 1,217.22
  4. Step 4: Simplify right side
    3,166.08x = 5,776,122.75
  5. Step 5: Solve for x
    x = 5,776,122.75/3,166.08
  6. Step 6: Final answer
    x = 1,824.38

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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.