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Finding the Fourth Proportional to 6,659.58, 9,988.26 and 2,441.96

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Solution

The fourth proportional to 6,659.58, 9,988.26 and 2,441.96 is: 3,662.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659.58 : 9,988.26 = 2,441.96 : x
  2. Step 2: Convert to fraction form
    6,659.58/9,988.26 = 2,441.96/x
  3. Step 3: Cross multiply
    6,659.58x = 9,988.26 × 2,441.96
  4. Step 4: Simplify right side
    6,659.58x = 24,390,979.67
  5. Step 5: Solve for x
    x = 24,390,979.67/6,659.58
  6. Step 6: Final answer
    x = 3,662.54

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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.