Home / 6,079.79-9,116.80-2,791.91

Finding the Fourth Proportional to 6,079.79, 9,116.80 and 2,791.91

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Solution

The fourth proportional to 6,079.79, 9,116.80 and 2,791.91 is: 4,186.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,079.79 : 9,116.80 = 2,791.91 : x
  2. Step 2: Convert to fraction form
    6,079.79/9,116.80 = 2,791.91/x
  3. Step 3: Cross multiply
    6,079.79x = 9,116.80 × 2,791.91
  4. Step 4: Simplify right side
    6,079.79x = 25,453,285.09
  5. Step 5: Solve for x
    x = 25,453,285.09/6,079.79
  6. Step 6: Final answer
    x = 4,186.54

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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.