Home / 4,196.85-5,791.80-2,308.58

Finding the Fourth Proportional to 4,196.85, 5,791.80 and 2,308.58

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Solution

The fourth proportional to 4,196.85, 5,791.80 and 2,308.58 is: 3,185.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,196.85 : 5,791.80 = 2,308.58 : x
  2. Step 2: Convert to fraction form
    4,196.85/5,791.80 = 2,308.58/x
  3. Step 3: Cross multiply
    4,196.85x = 5,791.80 × 2,308.58
  4. Step 4: Simplify right side
    4,196.85x = 13,370,804.69
  5. Step 5: Solve for x
    x = 13,370,804.69/4,196.85
  6. Step 6: Final answer
    x = 3,185.91

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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.