Home / 7,903.22-11,855.50-2,059.82

Finding the Fourth Proportional to 7,903.22, 11,855.50 and 2,059.82

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Solution

The fourth proportional to 7,903.22, 11,855.50 and 2,059.82 is: 3,089.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,903.22 : 11,855.50 = 2,059.82 : x
  2. Step 2: Convert to fraction form
    7,903.22/11,855.50 = 2,059.82/x
  3. Step 3: Cross multiply
    7,903.22x = 11,855.50 × 2,059.82
  4. Step 4: Simplify right side
    7,903.22x = 24,420,136.73
  5. Step 5: Solve for x
    x = 24,420,136.73/7,903.22
  6. Step 6: Final answer
    x = 3,089.90

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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.