Home / 6,939.36-9,576.30-3,795.54

Finding the Fourth Proportional to 6,939.36, 9,576.30 and 3,795.54

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Solution

The fourth proportional to 6,939.36, 9,576.30 and 3,795.54 is: 5,237.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,939.36 : 9,576.30 = 3,795.54 : x
  2. Step 2: Convert to fraction form
    6,939.36/9,576.30 = 3,795.54/x
  3. Step 3: Cross multiply
    6,939.36x = 9,576.30 × 3,795.54
  4. Step 4: Simplify right side
    6,939.36x = 36,347,229.70
  5. Step 5: Solve for x
    x = 36,347,229.70/6,939.36
  6. Step 6: Final answer
    x = 5,237.84

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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.