Home / 10,951.28-15,112.96-6,236

Finding the Fourth Proportional to 10,951.28, 15,112.96 and 6,236

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Solution

The fourth proportional to 10,951.28, 15,112.96 and 6,236 is: 8,605.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,951.28 : 15,112.96 = 6,236 : x
  2. Step 2: Convert to fraction form
    10,951.28/15,112.96 = 6,236/x
  3. Step 3: Cross multiply
    10,951.28x = 15,112.96 × 6,236
  4. Step 4: Simplify right side
    10,951.28x = 94,244,418.56
  5. Step 5: Solve for x
    x = 94,244,418.56/10,951.28
  6. Step 6: Final answer
    x = 8,605.79

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Why These Related Problems?

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