Home / 2,879.36-3,973.60-1,700.48

Finding the Fourth Proportional to 2,879.36, 3,973.60 and 1,700.48

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Solution

The fourth proportional to 2,879.36, 3,973.60 and 1,700.48 is: 2,346.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,879.36 : 3,973.60 = 1,700.48 : x
  2. Step 2: Convert to fraction form
    2,879.36/3,973.60 = 1,700.48/x
  3. Step 3: Cross multiply
    2,879.36x = 3,973.60 × 1,700.48
  4. Step 4: Simplify right side
    2,879.36x = 6,757,027.33
  5. Step 5: Solve for x
    x = 6,757,027.33/2,879.36
  6. Step 6: Final answer
    x = 2,346.71

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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.