Home / 9,200.84-13,795.25-3,939.26

Finding the Fourth Proportional to 9,200.84, 13,795.25 and 3,939.26

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Solution

The fourth proportional to 9,200.84, 13,795.25 and 3,939.26 is: 5,906.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,200.84 : 13,795.25 = 3,939.26 : x
  2. Step 2: Convert to fraction form
    9,200.84/13,795.25 = 3,939.26/x
  3. Step 3: Cross multiply
    9,200.84x = 13,795.25 × 3,939.26
  4. Step 4: Simplify right side
    9,200.84x = 54,342,987.84
  5. Step 5: Solve for x
    x = 54,342,987.84/9,200.84
  6. Step 6: Final answer
    x = 5,906.31

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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.