Home / 8,872.29-13,308.71-3,324.53

Finding the Fourth Proportional to 8,872.29, 13,308.71 and 3,324.53

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Solution

The fourth proportional to 8,872.29, 13,308.71 and 3,324.53 is: 4,986.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,872.29 : 13,308.71 = 3,324.53 : x
  2. Step 2: Convert to fraction form
    8,872.29/13,308.71 = 3,324.53/x
  3. Step 3: Cross multiply
    8,872.29x = 13,308.71 × 3,324.53
  4. Step 4: Simplify right side
    8,872.29x = 44,245,222.31
  5. Step 5: Solve for x
    x = 44,245,222.31/8,872.29
  6. Step 6: Final answer
    x = 4,986.90

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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.