Home / 11,313.82-16,967.70-4,738.66

Finding the Fourth Proportional to 11,313.82, 16,967.70 and 4,738.66

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Solution

The fourth proportional to 11,313.82, 16,967.70 and 4,738.66 is: 7,106.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,313.82 : 16,967.70 = 4,738.66 : x
  2. Step 2: Convert to fraction form
    11,313.82/16,967.70 = 4,738.66/x
  3. Step 3: Cross multiply
    11,313.82x = 16,967.70 × 4,738.66
  4. Step 4: Simplify right side
    11,313.82x = 80,404,161.28
  5. Step 5: Solve for x
    x = 80,404,161.28/11,313.82
  6. Step 6: Final answer
    x = 7,106.72

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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.