Home / 6,081.36-9,123.64-2,791.76

Finding the Fourth Proportional to 6,081.36, 9,123.64 and 2,791.76

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Solution

The fourth proportional to 6,081.36, 9,123.64 and 2,791.76 is: 4,188.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,081.36 : 9,123.64 = 2,791.76 : x
  2. Step 2: Convert to fraction form
    6,081.36/9,123.64 = 2,791.76/x
  3. Step 3: Cross multiply
    6,081.36x = 9,123.64 × 2,791.76
  4. Step 4: Simplify right side
    6,081.36x = 25,471,013.21
  5. Step 5: Solve for x
    x = 25,471,013.21/6,081.36
  6. Step 6: Final answer
    x = 4,188.37

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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.