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Finding the Fourth Proportional to 5,865.55, 8,093.86 and 3,348.21

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Solution

The fourth proportional to 5,865.55, 8,093.86 and 3,348.21 is: 4,620.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,865.55 : 8,093.86 = 3,348.21 : x
  2. Step 2: Convert to fraction form
    5,865.55/8,093.86 = 3,348.21/x
  3. Step 3: Cross multiply
    5,865.55x = 8,093.86 × 3,348.21
  4. Step 4: Simplify right side
    5,865.55x = 27,099,942.99
  5. Step 5: Solve for x
    x = 27,099,942.99/5,865.55
  6. Step 6: Final answer
    x = 4,620.19

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1.5x scale

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.