Home / 7,882.94-11,826.45-3,499.34

Finding the Fourth Proportional to 7,882.94, 11,826.45 and 3,499.34

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Solution

The fourth proportional to 7,882.94, 11,826.45 and 3,499.34 is: 5,249.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,882.94 : 11,826.45 = 3,499.34 : x
  2. Step 2: Convert to fraction form
    7,882.94/11,826.45 = 3,499.34/x
  3. Step 3: Cross multiply
    7,882.94x = 11,826.45 × 3,499.34
  4. Step 4: Simplify right side
    7,882.94x = 41,384,710.41
  5. Step 5: Solve for x
    x = 41,384,710.41/7,882.94
  6. Step 6: Final answer
    x = 5,249.91

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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.