Home / 4,679.98-7,016.37-2,830.66

Finding the Fourth Proportional to 4,679.98, 7,016.37 and 2,830.66

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Solution

The fourth proportional to 4,679.98, 7,016.37 and 2,830.66 is: 4,243.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679.98 : 7,016.37 = 2,830.66 : x
  2. Step 2: Convert to fraction form
    4,679.98/7,016.37 = 2,830.66/x
  3. Step 3: Cross multiply
    4,679.98x = 7,016.37 × 2,830.66
  4. Step 4: Simplify right side
    4,679.98x = 19,860,957.90
  5. Step 5: Solve for x
    x = 19,860,957.90/4,679.98
  6. Step 6: Final answer
    x = 4,243.81

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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.