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Finding the Fourth Proportional to 5,865.06, 8,093.79 and 3,212.47

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Solution

The fourth proportional to 5,865.06, 8,093.79 and 3,212.47 is: 4,433.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,865.06 : 8,093.79 = 3,212.47 : x
  2. Step 2: Convert to fraction form
    5,865.06/8,093.79 = 3,212.47/x
  3. Step 3: Cross multiply
    5,865.06x = 8,093.79 × 3,212.47
  4. Step 4: Simplify right side
    5,865.06x = 26,001,057.56
  5. Step 5: Solve for x
    x = 26,001,057.56/5,865.06
  6. Step 6: Final answer
    x = 4,433.21

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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.