Home / 5,531.63-8,299.99-2,568.17

Finding the Fourth Proportional to 5,531.63, 8,299.99 and 2,568.17

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Solution

The fourth proportional to 5,531.63, 8,299.99 and 2,568.17 is: 3,853.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.63 : 8,299.99 = 2,568.17 : x
  2. Step 2: Convert to fraction form
    5,531.63/8,299.99 = 2,568.17/x
  3. Step 3: Cross multiply
    5,531.63x = 8,299.99 × 2,568.17
  4. Step 4: Simplify right side
    5,531.63x = 21,315,809.28
  5. Step 5: Solve for x
    x = 21,315,809.28/5,531.63
  6. Step 6: Final answer
    x = 3,853.44

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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.