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Finding the Fourth Proportional to 8,054.54, 12,062.72 and 6,383.28

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Solution

The fourth proportional to 8,054.54, 12,062.72 and 6,383.28 is: 9,559.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,054.54 : 12,062.72 = 6,383.28 : x
  2. Step 2: Convert to fraction form
    8,054.54/12,062.72 = 6,383.28/x
  3. Step 3: Cross multiply
    8,054.54x = 12,062.72 × 6,383.28
  4. Step 4: Simplify right side
    8,054.54x = 76,999,719.32
  5. Step 5: Solve for x
    x = 76,999,719.32/8,054.54
  6. Step 6: Final answer
    x = 9,559.79

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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.