Home / 3,192.58-4,405.48-2,197.77

Finding the Fourth Proportional to 3,192.58, 4,405.48 and 2,197.77

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Solution

The fourth proportional to 3,192.58, 4,405.48 and 2,197.77 is: 3,032.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.58 : 4,405.48 = 2,197.77 : x
  2. Step 2: Convert to fraction form
    3,192.58/4,405.48 = 2,197.77/x
  3. Step 3: Cross multiply
    3,192.58x = 4,405.48 × 2,197.77
  4. Step 4: Simplify right side
    3,192.58x = 9,682,231.78
  5. Step 5: Solve for x
    x = 9,682,231.78/3,192.58
  6. Step 6: Final answer
    x = 3,032.73

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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.