Home / 6,923.14-9,553.88-3,938.98

Finding the Fourth Proportional to 6,923.14, 9,553.88 and 3,938.98

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Solution

The fourth proportional to 6,923.14, 9,553.88 and 3,938.98 is: 5,435.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,923.14 : 9,553.88 = 3,938.98 : x
  2. Step 2: Convert to fraction form
    6,923.14/9,553.88 = 3,938.98/x
  3. Step 3: Cross multiply
    6,923.14x = 9,553.88 × 3,938.98
  4. Step 4: Simplify right side
    6,923.14x = 37,632,542.24
  5. Step 5: Solve for x
    x = 37,632,542.24/6,923.14
  6. Step 6: Final answer
    x = 5,435.76

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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.