Home / 4,907.83-7,351.46-3,862.88

Finding the Fourth Proportional to 4,907.83, 7,351.46 and 3,862.88

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Solution

The fourth proportional to 4,907.83, 7,351.46 and 3,862.88 is: 5,786.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,907.83 : 7,351.46 = 3,862.88 : x
  2. Step 2: Convert to fraction form
    4,907.83/7,351.46 = 3,862.88/x
  3. Step 3: Cross multiply
    4,907.83x = 7,351.46 × 3,862.88
  4. Step 4: Simplify right side
    4,907.83x = 28,397,771.05
  5. Step 5: Solve for x
    x = 28,397,771.05/4,907.83
  6. Step 6: Final answer
    x = 5,786.22

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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.