Home / 11,251.04-16,878.39-3,459.86

Finding the Fourth Proportional to 11,251.04, 16,878.39 and 3,459.86

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Solution

The fourth proportional to 11,251.04, 16,878.39 and 3,459.86 is: 5,190.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,251.04 : 16,878.39 = 3,459.86 : x
  2. Step 2: Convert to fraction form
    11,251.04/16,878.39 = 3,459.86/x
  3. Step 3: Cross multiply
    11,251.04x = 16,878.39 × 3,459.86
  4. Step 4: Simplify right side
    11,251.04x = 58,396,782.03
  5. Step 5: Solve for x
    x = 58,396,782.03/11,251.04
  6. Step 6: Final answer
    x = 5,190.34

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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.