Home / 11,796.54-16,279.48-6,491.34

Finding the Fourth Proportional to 11,796.54, 16,279.48 and 6,491.34

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Solution

The fourth proportional to 11,796.54, 16,279.48 and 6,491.34 is: 8,958.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,796.54 : 16,279.48 = 6,491.34 : x
  2. Step 2: Convert to fraction form
    11,796.54/16,279.48 = 6,491.34/x
  3. Step 3: Cross multiply
    11,796.54x = 16,279.48 × 6,491.34
  4. Step 4: Simplify right side
    11,796.54x = 105,675,647.82
  5. Step 5: Solve for x
    x = 105,675,647.82/11,796.54
  6. Step 6: Final answer
    x = 8,958.19

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1.5x scale

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.