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Finding the Fourth Proportional to 3,388.94, 5,084.32 and 3,063.62

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Solution

The fourth proportional to 3,388.94, 5,084.32 and 3,063.62 is: 4,596.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388.94 : 5,084.32 = 3,063.62 : x
  2. Step 2: Convert to fraction form
    3,388.94/5,084.32 = 3,063.62/x
  3. Step 3: Cross multiply
    3,388.94x = 5,084.32 × 3,063.62
  4. Step 4: Simplify right side
    3,388.94x = 15,576,435.23
  5. Step 5: Solve for x
    x = 15,576,435.23/3,388.94
  6. Step 6: Final answer
    x = 4,596.26

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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.