Home / 12,799.38-19,206.36-4,481.19

Finding the Fourth Proportional to 12,799.38, 19,206.36 and 4,481.19

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Solution

The fourth proportional to 12,799.38, 19,206.36 and 4,481.19 is: 6,724.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,799.38 : 19,206.36 = 4,481.19 : x
  2. Step 2: Convert to fraction form
    12,799.38/19,206.36 = 4,481.19/x
  3. Step 3: Cross multiply
    12,799.38x = 19,206.36 × 4,481.19
  4. Step 4: Simplify right side
    12,799.38x = 86,067,348.37
  5. Step 5: Solve for x
    x = 86,067,348.37/12,799.38
  6. Step 6: Final answer
    x = 6,724.34

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1.5x scale

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.