Home / 11,868.06-17,803.92-3,968.14

Finding the Fourth Proportional to 11,868.06, 17,803.92 and 3,968.14

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Solution

The fourth proportional to 11,868.06, 17,803.92 and 3,968.14 is: 5,952.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,868.06 : 17,803.92 = 3,968.14 : x
  2. Step 2: Convert to fraction form
    11,868.06/17,803.92 = 3,968.14/x
  3. Step 3: Cross multiply
    11,868.06x = 17,803.92 × 3,968.14
  4. Step 4: Simplify right side
    11,868.06x = 70,648,447.11
  5. Step 5: Solve for x
    x = 70,648,447.11/11,868.06
  6. Step 6: Final answer
    x = 5,952.82

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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.