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Finding the Fourth Proportional to 3,893.67, 5,834.84 and 2,503.71

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Solution

The fourth proportional to 3,893.67, 5,834.84 and 2,503.71 is: 3,751.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,893.67 : 5,834.84 = 2,503.71 : x
  2. Step 2: Convert to fraction form
    3,893.67/5,834.84 = 2,503.71/x
  3. Step 3: Cross multiply
    3,893.67x = 5,834.84 × 2,503.71
  4. Step 4: Simplify right side
    3,893.67x = 14,608,734.74
  5. Step 5: Solve for x
    x = 14,608,734.74/3,893.67
  6. Step 6: Final answer
    x = 3,751.92

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1.5x scale

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.