Home / 6,121.30-9,185.09-3,001.25

Finding the Fourth Proportional to 6,121.30, 9,185.09 and 3,001.25

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Solution

The fourth proportional to 6,121.30, 9,185.09 and 3,001.25 is: 4,503.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121.30 : 9,185.09 = 3,001.25 : x
  2. Step 2: Convert to fraction form
    6,121.30/9,185.09 = 3,001.25/x
  3. Step 3: Cross multiply
    6,121.30x = 9,185.09 × 3,001.25
  4. Step 4: Simplify right side
    6,121.30x = 27,566,751.36
  5. Step 5: Solve for x
    x = 27,566,751.36/6,121.30
  6. Step 6: Final answer
    x = 4,503.41

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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.