Home / 11,073.60-16,610.85-3,678.75

Finding the Fourth Proportional to 11,073.60, 16,610.85 and 3,678.75

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Solution

The fourth proportional to 11,073.60, 16,610.85 and 3,678.75 is: 5,518.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,073.60 : 16,610.85 = 3,678.75 : x
  2. Step 2: Convert to fraction form
    11,073.60/16,610.85 = 3,678.75/x
  3. Step 3: Cross multiply
    11,073.60x = 16,610.85 × 3,678.75
  4. Step 4: Simplify right side
    11,073.60x = 61,107,164.44
  5. Step 5: Solve for x
    x = 61,107,164.44/11,073.60
  6. Step 6: Final answer
    x = 5,518.27

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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.