Home / 6,076.80-9,116.40-2,743.38

Finding the Fourth Proportional to 6,076.80, 9,116.40 and 2,743.38

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Solution

The fourth proportional to 6,076.80, 9,116.40 and 2,743.38 is: 4,115.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,076.80 : 9,116.40 = 2,743.38 : x
  2. Step 2: Convert to fraction form
    6,076.80/9,116.40 = 2,743.38/x
  3. Step 3: Cross multiply
    6,076.80x = 9,116.40 × 2,743.38
  4. Step 4: Simplify right side
    6,076.80x = 25,009,749.43
  5. Step 5: Solve for x
    x = 25,009,749.43/6,076.80
  6. Step 6: Final answer
    x = 4,115.61

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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.