Home / 5,389.35-8,092.53-3,207.82

Finding the Fourth Proportional to 5,389.35, 8,092.53 and 3,207.82

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Solution

The fourth proportional to 5,389.35, 8,092.53 and 3,207.82 is: 4,816.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389.35 : 8,092.53 = 3,207.82 : x
  2. Step 2: Convert to fraction form
    5,389.35/8,092.53 = 3,207.82/x
  3. Step 3: Cross multiply
    5,389.35x = 8,092.53 × 3,207.82
  4. Step 4: Simplify right side
    5,389.35x = 25,959,379.58
  5. Step 5: Solve for x
    x = 25,959,379.58/5,389.35
  6. Step 6: Final answer
    x = 4,816.79

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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.