Home / 9,429.94-14,146.44-3,190.34

Finding the Fourth Proportional to 9,429.94, 14,146.44 and 3,190.34

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Solution

The fourth proportional to 9,429.94, 14,146.44 and 3,190.34 is: 4,786.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,429.94 : 14,146.44 = 3,190.34 : x
  2. Step 2: Convert to fraction form
    9,429.94/14,146.44 = 3,190.34/x
  3. Step 3: Cross multiply
    9,429.94x = 14,146.44 × 3,190.34
  4. Step 4: Simplify right side
    9,429.94x = 45,131,882.66
  5. Step 5: Solve for x
    x = 45,131,882.66/9,429.94
  6. Step 6: Final answer
    x = 4,786.02

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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.