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Finding the Fourth Proportional to 9,654.58, 14,481.69 and 6,484.78

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Solution

The fourth proportional to 9,654.58, 14,481.69 and 6,484.78 is: 9,727.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,654.58 : 14,481.69 = 6,484.78 : x
  2. Step 2: Convert to fraction form
    9,654.58/14,481.69 = 6,484.78/x
  3. Step 3: Cross multiply
    9,654.58x = 14,481.69 × 6,484.78
  4. Step 4: Simplify right side
    9,654.58x = 93,910,573.68
  5. Step 5: Solve for x
    x = 93,910,573.68/9,654.58
  6. Step 6: Final answer
    x = 9,727.05

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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.