Home / 2,734.85-3,771.96-2,316.35

Finding the Fourth Proportional to 2,734.85, 3,771.96 and 2,316.35

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Solution

The fourth proportional to 2,734.85, 3,771.96 and 2,316.35 is: 3,194.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,734.85 : 3,771.96 = 2,316.35 : x
  2. Step 2: Convert to fraction form
    2,734.85/3,771.96 = 2,316.35/x
  3. Step 3: Cross multiply
    2,734.85x = 3,771.96 × 2,316.35
  4. Step 4: Simplify right side
    2,734.85x = 8,737,179.55
  5. Step 5: Solve for x
    x = 8,737,179.55/2,734.85
  6. Step 6: Final answer
    x = 3,194.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.