Home / 7,713.68-11,567.94-3,329.96

Finding the Fourth Proportional to 7,713.68, 11,567.94 and 3,329.96

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Solution

The fourth proportional to 7,713.68, 11,567.94 and 3,329.96 is: 4,993.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,713.68 : 11,567.94 = 3,329.96 : x
  2. Step 2: Convert to fraction form
    7,713.68/11,567.94 = 3,329.96/x
  3. Step 3: Cross multiply
    7,713.68x = 11,567.94 × 3,329.96
  4. Step 4: Simplify right side
    7,713.68x = 38,520,777.48
  5. Step 5: Solve for x
    x = 38,520,777.48/7,713.68
  6. Step 6: Final answer
    x = 4,993.83

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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.