Home / 11,108.44-16,669.37-4,868.81

Finding the Fourth Proportional to 11,108.44, 16,669.37 and 4,868.81

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Solution

The fourth proportional to 11,108.44, 16,669.37 and 4,868.81 is: 7,306.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,108.44 : 16,669.37 = 4,868.81 : x
  2. Step 2: Convert to fraction form
    11,108.44/16,669.37 = 4,868.81/x
  3. Step 3: Cross multiply
    11,108.44x = 16,669.37 × 4,868.81
  4. Step 4: Simplify right side
    11,108.44x = 81,159,912.00
  5. Step 5: Solve for x
    x = 81,159,912.00/11,108.44
  6. Step 6: Final answer
    x = 7,306.15

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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.