Home / 6,540.75-9,025.97-3,556.49

Finding the Fourth Proportional to 6,540.75, 9,025.97 and 3,556.49

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Solution

The fourth proportional to 6,540.75, 9,025.97 and 3,556.49 is: 4,907.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,540.75 : 9,025.97 = 3,556.49 : x
  2. Step 2: Convert to fraction form
    6,540.75/9,025.97 = 3,556.49/x
  3. Step 3: Cross multiply
    6,540.75x = 9,025.97 × 3,556.49
  4. Step 4: Simplify right side
    6,540.75x = 32,100,709.13
  5. Step 5: Solve for x
    x = 32,100,709.13/6,540.75
  6. Step 6: Final answer
    x = 4,907.80

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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.