Home / 4,828.57-7,240.62-2,195.97

Finding the Fourth Proportional to 4,828.57, 7,240.62 and 2,195.97

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Solution

The fourth proportional to 4,828.57, 7,240.62 and 2,195.97 is: 3,292.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,828.57 : 7,240.62 = 2,195.97 : x
  2. Step 2: Convert to fraction form
    4,828.57/7,240.62 = 2,195.97/x
  3. Step 3: Cross multiply
    4,828.57x = 7,240.62 × 2,195.97
  4. Step 4: Simplify right side
    4,828.57x = 15,900,153.03
  5. Step 5: Solve for x
    x = 15,900,153.03/4,828.57
  6. Step 6: Final answer
    x = 3,292.93

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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.