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Finding the Fourth Proportional to 4,489.84, 6,736.37 and 1,568.57

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Solution

The fourth proportional to 4,489.84, 6,736.37 and 1,568.57 is: 2,353.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,489.84 : 6,736.37 = 1,568.57 : x
  2. Step 2: Convert to fraction form
    4,489.84/6,736.37 = 1,568.57/x
  3. Step 3: Cross multiply
    4,489.84x = 6,736.37 × 1,568.57
  4. Step 4: Simplify right side
    4,489.84x = 10,566,467.89
  5. Step 5: Solve for x
    x = 10,566,467.89/4,489.84
  6. Step 6: Final answer
    x = 2,353.42

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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.