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Finding the Fourth Proportional to 6,294.69, 9,459.09 and 3,375.09

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Solution

The fourth proportional to 6,294.69, 9,459.09 and 3,375.09 is: 5,071.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,294.69 : 9,459.09 = 3,375.09 : x
  2. Step 2: Convert to fraction form
    6,294.69/9,459.09 = 3,375.09/x
  3. Step 3: Cross multiply
    6,294.69x = 9,459.09 × 3,375.09
  4. Step 4: Simplify right side
    6,294.69x = 31,925,280.07
  5. Step 5: Solve for x
    x = 31,925,280.07/6,294.69
  6. Step 6: Final answer
    x = 5,071.78

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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.