Home / 7,023.24-9,692.16-3,879.36

Finding the Fourth Proportional to 7,023.24, 9,692.16 and 3,879.36

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Solution

The fourth proportional to 7,023.24, 9,692.16 and 3,879.36 is: 5,353.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,023.24 : 9,692.16 = 3,879.36 : x
  2. Step 2: Convert to fraction form
    7,023.24/9,692.16 = 3,879.36/x
  3. Step 3: Cross multiply
    7,023.24x = 9,692.16 × 3,879.36
  4. Step 4: Simplify right side
    7,023.24x = 37,599,377.82
  5. Step 5: Solve for x
    x = 37,599,377.82/7,023.24
  6. Step 6: Final answer
    x = 5,353.57

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.