Home / 3,193.83-4,406.77-1,866.92

Finding the Fourth Proportional to 3,193.83, 4,406.77 and 1,866.92

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Solution

The fourth proportional to 3,193.83, 4,406.77 and 1,866.92 is: 2,575.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.83 : 4,406.77 = 1,866.92 : x
  2. Step 2: Convert to fraction form
    3,193.83/4,406.77 = 1,866.92/x
  3. Step 3: Cross multiply
    3,193.83x = 4,406.77 × 1,866.92
  4. Step 4: Simplify right side
    3,193.83x = 8,227,067.35
  5. Step 5: Solve for x
    x = 8,227,067.35/3,193.83
  6. Step 6: Final answer
    x = 2,575.93

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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.