Home / 11,167.11-16,741.74-5,617.59

Finding the Fourth Proportional to 11,167.11, 16,741.74 and 5,617.59

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Solution

The fourth proportional to 11,167.11, 16,741.74 and 5,617.59 is: 8,421.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,167.11 : 16,741.74 = 5,617.59 : x
  2. Step 2: Convert to fraction form
    11,167.11/16,741.74 = 5,617.59/x
  3. Step 3: Cross multiply
    11,167.11x = 16,741.74 × 5,617.59
  4. Step 4: Simplify right side
    11,167.11x = 94,048,231.21
  5. Step 5: Solve for x
    x = 94,048,231.21/11,167.11
  6. Step 6: Final answer
    x = 8,421.90

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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.