Home / 11,098.73-16,656.29-5,255.32

Finding the Fourth Proportional to 11,098.73, 16,656.29 and 5,255.32

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Solution

The fourth proportional to 11,098.73, 16,656.29 and 5,255.32 is: 7,886.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,098.73 : 16,656.29 = 5,255.32 : x
  2. Step 2: Convert to fraction form
    11,098.73/16,656.29 = 5,255.32/x
  3. Step 3: Cross multiply
    11,098.73x = 16,656.29 × 5,255.32
  4. Step 4: Simplify right side
    11,098.73x = 87,534,133.96
  5. Step 5: Solve for x
    x = 87,534,133.96/11,098.73
  6. Step 6: Final answer
    x = 7,886.86

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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.