Home / 7,769.24-11,650.40-2,835.42

Finding the Fourth Proportional to 7,769.24, 11,650.40 and 2,835.42

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Solution

The fourth proportional to 7,769.24, 11,650.40 and 2,835.42 is: 4,251.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,769.24 : 11,650.40 = 2,835.42 : x
  2. Step 2: Convert to fraction form
    7,769.24/11,650.40 = 2,835.42/x
  3. Step 3: Cross multiply
    7,769.24x = 11,650.40 × 2,835.42
  4. Step 4: Simplify right side
    7,769.24x = 33,033,762.99
  5. Step 5: Solve for x
    x = 33,033,762.99/7,769.24
  6. Step 6: Final answer
    x = 4,251.87

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.