Home / 8,868.13-13,302.19-3,324.09

Finding the Fourth Proportional to 8,868.13, 13,302.19 and 3,324.09

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Solution

The fourth proportional to 8,868.13, 13,302.19 and 3,324.09 is: 4,986.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,868.13 : 13,302.19 = 3,324.09 : x
  2. Step 2: Convert to fraction form
    8,868.13/13,302.19 = 3,324.09/x
  3. Step 3: Cross multiply
    8,868.13x = 13,302.19 × 3,324.09
  4. Step 4: Simplify right side
    8,868.13x = 44,217,676.76
  5. Step 5: Solve for x
    x = 44,217,676.76/8,868.13
  6. Step 6: Final answer
    x = 4,986.13

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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.