Home / 6,203.87-8,556.39-4,081.58

Finding the Fourth Proportional to 6,203.87, 8,556.39 and 4,081.58

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Solution

The fourth proportional to 6,203.87, 8,556.39 and 4,081.58 is: 5,629.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,203.87 : 8,556.39 = 4,081.58 : x
  2. Step 2: Convert to fraction form
    6,203.87/8,556.39 = 4,081.58/x
  3. Step 3: Cross multiply
    6,203.87x = 8,556.39 × 4,081.58
  4. Step 4: Simplify right side
    6,203.87x = 34,923,590.30
  5. Step 5: Solve for x
    x = 34,923,590.30/6,203.87
  6. Step 6: Final answer
    x = 5,629.32

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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.