Home / 6,079.51-9,119.40-2,791.72

Finding the Fourth Proportional to 6,079.51, 9,119.40 and 2,791.72

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Solution

The fourth proportional to 6,079.51, 9,119.40 and 2,791.72 is: 4,187.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,079.51 : 9,119.40 = 2,791.72 : x
  2. Step 2: Convert to fraction form
    6,079.51/9,119.40 = 2,791.72/x
  3. Step 3: Cross multiply
    6,079.51x = 9,119.40 × 2,791.72
  4. Step 4: Simplify right side
    6,079.51x = 25,458,811.37
  5. Step 5: Solve for x
    x = 25,458,811.37/6,079.51
  6. Step 6: Final answer
    x = 4,187.64

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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.