Home / 8,852.80-13,273.05-3,919.75

Finding the Fourth Proportional to 8,852.80, 13,273.05 and 3,919.75

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Solution

The fourth proportional to 8,852.80, 13,273.05 and 3,919.75 is: 5,876.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,852.80 : 13,273.05 = 3,919.75 : x
  2. Step 2: Convert to fraction form
    8,852.80/13,273.05 = 3,919.75/x
  3. Step 3: Cross multiply
    8,852.80x = 13,273.05 × 3,919.75
  4. Step 4: Simplify right side
    8,852.80x = 52,027,037.74
  5. Step 5: Solve for x
    x = 52,027,037.74/8,852.80
  6. Step 6: Final answer
    x = 5,876.90

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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.