Home / 4,212.22-5,813.75-2,795.98

Finding the Fourth Proportional to 4,212.22, 5,813.75 and 2,795.98

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Solution

The fourth proportional to 4,212.22, 5,813.75 and 2,795.98 is: 3,859.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.22 : 5,813.75 = 2,795.98 : x
  2. Step 2: Convert to fraction form
    4,212.22/5,813.75 = 2,795.98/x
  3. Step 3: Cross multiply
    4,212.22x = 5,813.75 × 2,795.98
  4. Step 4: Simplify right side
    4,212.22x = 16,255,128.73
  5. Step 5: Solve for x
    x = 16,255,128.73/4,212.22
  6. Step 6: Final answer
    x = 3,859.04

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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.