Home / 11,856.75-17,788.05-3,536.64

Finding the Fourth Proportional to 11,856.75, 17,788.05 and 3,536.64

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Solution

The fourth proportional to 11,856.75, 17,788.05 and 3,536.64 is: 5,305.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,856.75 : 17,788.05 = 3,536.64 : x
  2. Step 2: Convert to fraction form
    11,856.75/17,788.05 = 3,536.64/x
  3. Step 3: Cross multiply
    11,856.75x = 17,788.05 × 3,536.64
  4. Step 4: Simplify right side
    11,856.75x = 62,909,929.15
  5. Step 5: Solve for x
    x = 62,909,929.15/11,856.75
  6. Step 6: Final answer
    x = 5,305.83

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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.