Home / 7,992.24-11,994.78-3,610.08

Finding the Fourth Proportional to 7,992.24, 11,994.78 and 3,610.08

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Solution

The fourth proportional to 7,992.24, 11,994.78 and 3,610.08 is: 5,418.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,992.24 : 11,994.78 = 3,610.08 : x
  2. Step 2: Convert to fraction form
    7,992.24/11,994.78 = 3,610.08/x
  3. Step 3: Cross multiply
    7,992.24x = 11,994.78 × 3,610.08
  4. Step 4: Simplify right side
    7,992.24x = 43,302,115.38
  5. Step 5: Solve for x
    x = 43,302,115.38/7,992.24
  6. Step 6: Final answer
    x = 5,418.02

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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.