Home / 8,211.58-11,327.92-4,852.77

Finding the Fourth Proportional to 8,211.58, 11,327.92 and 4,852.77

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Solution

The fourth proportional to 8,211.58, 11,327.92 and 4,852.77 is: 6,694.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,211.58 : 11,327.92 = 4,852.77 : x
  2. Step 2: Convert to fraction form
    8,211.58/11,327.92 = 4,852.77/x
  3. Step 3: Cross multiply
    8,211.58x = 11,327.92 × 4,852.77
  4. Step 4: Simplify right side
    8,211.58x = 54,971,735.73
  5. Step 5: Solve for x
    x = 54,971,735.73/8,211.58
  6. Step 6: Final answer
    x = 6,694.42

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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.