Home / 2,879.25-3,973.41-1,832.73

Finding the Fourth Proportional to 2,879.25, 3,973.41 and 1,832.73

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Solution

The fourth proportional to 2,879.25, 3,973.41 and 1,832.73 is: 2,529.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,879.25 : 3,973.41 = 1,832.73 : x
  2. Step 2: Convert to fraction form
    2,879.25/3,973.41 = 1,832.73/x
  3. Step 3: Cross multiply
    2,879.25x = 3,973.41 × 1,832.73
  4. Step 4: Simplify right side
    2,879.25x = 7,282,187.71
  5. Step 5: Solve for x
    x = 7,282,187.71/2,879.25
  6. Step 6: Final answer
    x = 2,529.20

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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.