Home / 7,484.99-11,231.84-2,808.27

Finding the Fourth Proportional to 7,484.99, 11,231.84 and 2,808.27

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Solution

The fourth proportional to 7,484.99, 11,231.84 and 2,808.27 is: 4,214.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,484.99 : 11,231.84 = 2,808.27 : x
  2. Step 2: Convert to fraction form
    7,484.99/11,231.84 = 2,808.27/x
  3. Step 3: Cross multiply
    7,484.99x = 11,231.84 × 2,808.27
  4. Step 4: Simplify right side
    7,484.99x = 31,542,046.34
  5. Step 5: Solve for x
    x = 31,542,046.34/7,484.99
  6. Step 6: Final answer
    x = 4,214.04

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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.