Home / 5,675.67-8,517.42-1,977.93

Finding the Fourth Proportional to 5,675.67, 8,517.42 and 1,977.93

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Solution

The fourth proportional to 5,675.67, 8,517.42 and 1,977.93 is: 2,968.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.67 : 8,517.42 = 1,977.93 : x
  2. Step 2: Convert to fraction form
    5,675.67/8,517.42 = 1,977.93/x
  3. Step 3: Cross multiply
    5,675.67x = 8,517.42 × 1,977.93
  4. Step 4: Simplify right side
    5,675.67x = 16,846,860.54
  5. Step 5: Solve for x
    x = 16,846,860.54/5,675.67
  6. Step 6: Final answer
    x = 2,968.26

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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.