Home / 8,852.82-13,273.01-3,919.78

Finding the Fourth Proportional to 8,852.82, 13,273.01 and 3,919.78

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Solution

The fourth proportional to 8,852.82, 13,273.01 and 3,919.78 is: 5,876.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,852.82 : 13,273.01 = 3,919.78 : x
  2. Step 2: Convert to fraction form
    8,852.82/13,273.01 = 3,919.78/x
  3. Step 3: Cross multiply
    8,852.82x = 13,273.01 × 3,919.78
  4. Step 4: Simplify right side
    8,852.82x = 52,027,279.14
  5. Step 5: Solve for x
    x = 52,027,279.14/8,852.82
  6. Step 6: Final answer
    x = 5,876.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.