Home / 6,763.80-10,146.78-2,320.96

Finding the Fourth Proportional to 6,763.80, 10,146.78 and 2,320.96

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Solution

The fourth proportional to 6,763.80, 10,146.78 and 2,320.96 is: 3,481.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,763.80 : 10,146.78 = 2,320.96 : x
  2. Step 2: Convert to fraction form
    6,763.80/10,146.78 = 2,320.96/x
  3. Step 3: Cross multiply
    6,763.80x = 10,146.78 × 2,320.96
  4. Step 4: Simplify right side
    6,763.80x = 23,550,270.51
  5. Step 5: Solve for x
    x = 23,550,270.51/6,763.80
  6. Step 6: Final answer
    x = 3,481.81

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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.