Home / 5,568.84-8,352.45-2,105.28

Finding the Fourth Proportional to 5,568.84, 8,352.45 and 2,105.28

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Solution

The fourth proportional to 5,568.84, 8,352.45 and 2,105.28 is: 3,157.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,568.84 : 8,352.45 = 2,105.28 : x
  2. Step 2: Convert to fraction form
    5,568.84/8,352.45 = 2,105.28/x
  3. Step 3: Cross multiply
    5,568.84x = 8,352.45 × 2,105.28
  4. Step 4: Simplify right side
    5,568.84x = 17,584,245.94
  5. Step 5: Solve for x
    x = 17,584,245.94/5,568.84
  6. Step 6: Final answer
    x = 3,157.61

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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.