Home / 7,476.85-11,216.75-2,211.96

Finding the Fourth Proportional to 7,476.85, 11,216.75 and 2,211.96

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Solution

The fourth proportional to 7,476.85, 11,216.75 and 2,211.96 is: 3,318.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,476.85 : 11,216.75 = 2,211.96 : x
  2. Step 2: Convert to fraction form
    7,476.85/11,216.75 = 2,211.96/x
  3. Step 3: Cross multiply
    7,476.85x = 11,216.75 × 2,211.96
  4. Step 4: Simplify right side
    7,476.85x = 24,811,002.33
  5. Step 5: Solve for x
    x = 24,811,002.33/7,476.85
  6. Step 6: Final answer
    x = 3,318.38

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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.