Home / 7,825.44-11,740.06-2,278.83

Finding the Fourth Proportional to 7,825.44, 11,740.06 and 2,278.83

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Solution

The fourth proportional to 7,825.44, 11,740.06 and 2,278.83 is: 3,418.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,825.44 : 11,740.06 = 2,278.83 : x
  2. Step 2: Convert to fraction form
    7,825.44/11,740.06 = 2,278.83/x
  3. Step 3: Cross multiply
    7,825.44x = 11,740.06 × 2,278.83
  4. Step 4: Simplify right side
    7,825.44x = 26,753,654.21
  5. Step 5: Solve for x
    x = 26,753,654.21/7,825.44
  6. Step 6: Final answer
    x = 3,418.81

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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.