Home / 9,912.73-14,868.32-3,669.80

Finding the Fourth Proportional to 9,912.73, 14,868.32 and 3,669.80

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Solution

The fourth proportional to 9,912.73, 14,868.32 and 3,669.80 is: 5,504.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,912.73 : 14,868.32 = 3,669.80 : x
  2. Step 2: Convert to fraction form
    9,912.73/14,868.32 = 3,669.80/x
  3. Step 3: Cross multiply
    9,912.73x = 14,868.32 × 3,669.80
  4. Step 4: Simplify right side
    9,912.73x = 54,563,742.39
  5. Step 5: Solve for x
    x = 54,563,742.39/9,912.73
  6. Step 6: Final answer
    x = 5,504.41

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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.