Home / 6,939.29-9,576.44-3,795.47

Finding the Fourth Proportional to 6,939.29, 9,576.44 and 3,795.47

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Solution

The fourth proportional to 6,939.29, 9,576.44 and 3,795.47 is: 5,237.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,939.29 : 9,576.44 = 3,795.47 : x
  2. Step 2: Convert to fraction form
    6,939.29/9,576.44 = 3,795.47/x
  3. Step 3: Cross multiply
    6,939.29x = 9,576.44 × 3,795.47
  4. Step 4: Simplify right side
    6,939.29x = 36,347,114.67
  5. Step 5: Solve for x
    x = 36,347,114.67/6,939.29
  6. Step 6: Final answer
    x = 5,237.88

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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.