Home / 4,771.82-7,156.33-1,849.43

Finding the Fourth Proportional to 4,771.82, 7,156.33 and 1,849.43

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Solution

The fourth proportional to 4,771.82, 7,156.33 and 1,849.43 is: 2,773.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,771.82 : 7,156.33 = 1,849.43 : x
  2. Step 2: Convert to fraction form
    4,771.82/7,156.33 = 1,849.43/x
  3. Step 3: Cross multiply
    4,771.82x = 7,156.33 × 1,849.43
  4. Step 4: Simplify right side
    4,771.82x = 13,235,131.39
  5. Step 5: Solve for x
    x = 13,235,131.39/4,771.82
  6. Step 6: Final answer
    x = 2,773.60

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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.