Home / 10,936.08-16,388.64-6,246.48

Finding the Fourth Proportional to 10,936.08, 16,388.64 and 6,246.48

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Solution

The fourth proportional to 10,936.08, 16,388.64 and 6,246.48 is: 9,360.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,936.08 : 16,388.64 = 6,246.48 : x
  2. Step 2: Convert to fraction form
    10,936.08/16,388.64 = 6,246.48/x
  3. Step 3: Cross multiply
    10,936.08x = 16,388.64 × 6,246.48
  4. Step 4: Simplify right side
    10,936.08x = 102,371,311.99
  5. Step 5: Solve for x
    x = 102,371,311.99/10,936.08
  6. Step 6: Final answer
    x = 9,360.88

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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.