Home / 11,201.82-15,458.88-6,166.41

Finding the Fourth Proportional to 11,201.82, 15,458.88 and 6,166.41

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Solution

The fourth proportional to 11,201.82, 15,458.88 and 6,166.41 is: 8,509.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,201.82 : 15,458.88 = 6,166.41 : x
  2. Step 2: Convert to fraction form
    11,201.82/15,458.88 = 6,166.41/x
  3. Step 3: Cross multiply
    11,201.82x = 15,458.88 × 6,166.41
  4. Step 4: Simplify right side
    11,201.82x = 95,325,792.22
  5. Step 5: Solve for x
    x = 95,325,792.22/11,201.82
  6. Step 6: Final answer
    x = 8,509.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.