Home / 6,738.14-9,299.86-3,907.33

Finding the Fourth Proportional to 6,738.14, 9,299.86 and 3,907.33

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Solution

The fourth proportional to 6,738.14, 9,299.86 and 3,907.33 is: 5,392.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,738.14 : 9,299.86 = 3,907.33 : x
  2. Step 2: Convert to fraction form
    6,738.14/9,299.86 = 3,907.33/x
  3. Step 3: Cross multiply
    6,738.14x = 9,299.86 × 3,907.33
  4. Step 4: Simplify right side
    6,738.14x = 36,337,588.96
  5. Step 5: Solve for x
    x = 36,337,588.96/6,738.14
  6. Step 6: Final answer
    x = 5,392.82

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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.