Home / 6,923.44-10,385.76-1,993.48

Finding the Fourth Proportional to 6,923.44, 10,385.76 and 1,993.48

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Solution

The fourth proportional to 6,923.44, 10,385.76 and 1,993.48 is: 2,990.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,923.44 : 10,385.76 = 1,993.48 : x
  2. Step 2: Convert to fraction form
    6,923.44/10,385.76 = 1,993.48/x
  3. Step 3: Cross multiply
    6,923.44x = 10,385.76 × 1,993.48
  4. Step 4: Simplify right side
    6,923.44x = 20,703,804.84
  5. Step 5: Solve for x
    x = 20,703,804.84/6,923.44
  6. Step 6: Final answer
    x = 2,990.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.