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Finding the Fourth Proportional to 5,568.94, 8,357.43 and 4,486.38

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Solution

The fourth proportional to 5,568.94, 8,357.43 and 4,486.38 is: 6,732.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,568.94 : 8,357.43 = 4,486.38 : x
  2. Step 2: Convert to fraction form
    5,568.94/8,357.43 = 4,486.38/x
  3. Step 3: Cross multiply
    5,568.94x = 8,357.43 × 4,486.38
  4. Step 4: Simplify right side
    5,568.94x = 37,494,606.80
  5. Step 5: Solve for x
    x = 37,494,606.80/5,568.94
  6. Step 6: Final answer
    x = 6,732.81

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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.