Home / 11,158.72-16,720.32-5,893.54

Finding the Fourth Proportional to 11,158.72, 16,720.32 and 5,893.54

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Solution

The fourth proportional to 11,158.72, 16,720.32 and 5,893.54 is: 8,830.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,158.72 : 16,720.32 = 5,893.54 : x
  2. Step 2: Convert to fraction form
    11,158.72/16,720.32 = 5,893.54/x
  3. Step 3: Cross multiply
    11,158.72x = 16,720.32 × 5,893.54
  4. Step 4: Simplify right side
    11,158.72x = 98,541,874.73
  5. Step 5: Solve for x
    x = 98,541,874.73/11,158.72
  6. Step 6: Final answer
    x = 8,830.93

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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.