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Finding the Fourth Proportional to 5,809.75, 8,012.02 and 4,481.35

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Solution

The fourth proportional to 5,809.75, 8,012.02 and 4,481.35 is: 6,180.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,809.75 : 8,012.02 = 4,481.35 : x
  2. Step 2: Convert to fraction form
    5,809.75/8,012.02 = 4,481.35/x
  3. Step 3: Cross multiply
    5,809.75x = 8,012.02 × 4,481.35
  4. Step 4: Simplify right side
    5,809.75x = 35,904,665.83
  5. Step 5: Solve for x
    x = 35,904,665.83/5,809.75
  6. Step 6: Final answer
    x = 6,180.07

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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.