Home / 5,326.08-7,981.82-3,379.65

Finding the Fourth Proportional to 5,326.08, 7,981.82 and 3,379.65

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Solution

The fourth proportional to 5,326.08, 7,981.82 and 3,379.65 is: 5,064.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326.08 : 7,981.82 = 3,379.65 : x
  2. Step 2: Convert to fraction form
    5,326.08/7,981.82 = 3,379.65/x
  3. Step 3: Cross multiply
    5,326.08x = 7,981.82 × 3,379.65
  4. Step 4: Simplify right side
    5,326.08x = 26,975,757.96
  5. Step 5: Solve for x
    x = 26,975,757.96/5,326.08
  6. Step 6: Final answer
    x = 5,064.84

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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.