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Finding the Fourth Proportional to 8,104.97, 12,157.45 and 6,258.77

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Solution

The fourth proportional to 8,104.97, 12,157.45 and 6,258.77 is: 9,388.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,104.97 : 12,157.45 = 6,258.77 : x
  2. Step 2: Convert to fraction form
    8,104.97/12,157.45 = 6,258.77/x
  3. Step 3: Cross multiply
    8,104.97x = 12,157.45 × 6,258.77
  4. Step 4: Simplify right side
    8,104.97x = 76,090,738.48
  5. Step 5: Solve for x
    x = 76,090,738.48/8,104.97
  6. Step 6: Final answer
    x = 9,388.16

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Similar ratio
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1.5x scale

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.