Home / 7,249.88-10,874.46-3,969.38

Finding the Fourth Proportional to 7,249.88, 10,874.46 and 3,969.38

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Solution

The fourth proportional to 7,249.88, 10,874.46 and 3,969.38 is: 5,953.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249.88 : 10,874.46 = 3,969.38 : x
  2. Step 2: Convert to fraction form
    7,249.88/10,874.46 = 3,969.38/x
  3. Step 3: Cross multiply
    7,249.88x = 10,874.46 × 3,969.38
  4. Step 4: Simplify right side
    7,249.88x = 43,164,864.03
  5. Step 5: Solve for x
    x = 43,164,864.03/7,249.88
  6. Step 6: Final answer
    x = 5,953.87

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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.