Home / 11,481.77-15,848.84-6,765.75

Finding the Fourth Proportional to 11,481.77, 15,848.84 and 6,765.75

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Solution

The fourth proportional to 11,481.77, 15,848.84 and 6,765.75 is: 9,339.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,481.77 : 15,848.84 = 6,765.75 : x
  2. Step 2: Convert to fraction form
    11,481.77/15,848.84 = 6,765.75/x
  3. Step 3: Cross multiply
    11,481.77x = 15,848.84 × 6,765.75
  4. Step 4: Simplify right side
    11,481.77x = 107,229,306.14
  5. Step 5: Solve for x
    x = 107,229,306.14/11,481.77
  6. Step 6: Final answer
    x = 9,339.09

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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.