Home / 12,246.72-16,900.83-6,941.36

Finding the Fourth Proportional to 12,246.72, 16,900.83 and 6,941.36

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Solution

The fourth proportional to 12,246.72, 16,900.83 and 6,941.36 is: 9,579.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,246.72 : 16,900.83 = 6,941.36 : x
  2. Step 2: Convert to fraction form
    12,246.72/16,900.83 = 6,941.36/x
  3. Step 3: Cross multiply
    12,246.72x = 16,900.83 × 6,941.36
  4. Step 4: Simplify right side
    12,246.72x = 117,314,745.33
  5. Step 5: Solve for x
    x = 117,314,745.33/12,246.72
  6. Step 6: Final answer
    x = 9,579.28

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.