Home / 4,860.75-7,285.91-2,776.26

Finding the Fourth Proportional to 4,860.75, 7,285.91 and 2,776.26

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Solution

The fourth proportional to 4,860.75, 7,285.91 and 2,776.26 is: 4,161.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860.75 : 7,285.91 = 2,776.26 : x
  2. Step 2: Convert to fraction form
    4,860.75/7,285.91 = 2,776.26/x
  3. Step 3: Cross multiply
    4,860.75x = 7,285.91 × 2,776.26
  4. Step 4: Simplify right side
    4,860.75x = 20,227,566.62
  5. Step 5: Solve for x
    x = 20,227,566.62/4,860.75
  6. Step 6: Final answer
    x = 4,161.41

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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.