Home / 2,501.41-3,447.80-1,879.33

Finding the Fourth Proportional to 2,501.41, 3,447.80 and 1,879.33

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Solution

The fourth proportional to 2,501.41, 3,447.80 and 1,879.33 is: 2,590.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,501.41 : 3,447.80 = 1,879.33 : x
  2. Step 2: Convert to fraction form
    2,501.41/3,447.80 = 1,879.33/x
  3. Step 3: Cross multiply
    2,501.41x = 3,447.80 × 1,879.33
  4. Step 4: Simplify right side
    2,501.41x = 6,479,553.97
  5. Step 5: Solve for x
    x = 6,479,553.97/2,501.41
  6. Step 6: Final answer
    x = 2,590.36

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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.