Home / 11,481.35-15,844.01-6,376.52

Finding the Fourth Proportional to 11,481.35, 15,844.01 and 6,376.52

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Solution

The fourth proportional to 11,481.35, 15,844.01 and 6,376.52 is: 8,799.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,481.35 : 15,844.01 = 6,376.52 : x
  2. Step 2: Convert to fraction form
    11,481.35/15,844.01 = 6,376.52/x
  3. Step 3: Cross multiply
    11,481.35x = 15,844.01 × 6,376.52
  4. Step 4: Simplify right side
    11,481.35x = 101,029,654.37
  5. Step 5: Solve for x
    x = 101,029,654.37/11,481.35
  6. Step 6: Final answer
    x = 8,799.46

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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.