Home / 11,251.91-16,878.01-3,354.69

Finding the Fourth Proportional to 11,251.91, 16,878.01 and 3,354.69

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Solution

The fourth proportional to 11,251.91, 16,878.01 and 3,354.69 is: 5,032.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,251.91 : 16,878.01 = 3,354.69 : x
  2. Step 2: Convert to fraction form
    11,251.91/16,878.01 = 3,354.69/x
  3. Step 3: Cross multiply
    11,251.91x = 16,878.01 × 3,354.69
  4. Step 4: Simplify right side
    11,251.91x = 56,620,422.92
  5. Step 5: Solve for x
    x = 56,620,422.92/11,251.91
  6. Step 6: Final answer
    x = 5,032.07

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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.