Home / 11,153.86-16,727.99-4,581.86

Finding the Fourth Proportional to 11,153.86, 16,727.99 and 4,581.86

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Solution

The fourth proportional to 11,153.86, 16,727.99 and 4,581.86 is: 6,871.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,153.86 : 16,727.99 = 4,581.86 : x
  2. Step 2: Convert to fraction form
    11,153.86/16,727.99 = 4,581.86/x
  3. Step 3: Cross multiply
    11,153.86x = 16,727.99 × 4,581.86
  4. Step 4: Simplify right side
    11,153.86x = 76,645,308.26
  5. Step 5: Solve for x
    x = 76,645,308.26/11,153.86
  6. Step 6: Final answer
    x = 6,871.64

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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.