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Finding the Fourth Proportional to 6,559.67, 9,841.79 and 2,177.47

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Solution

The fourth proportional to 6,559.67, 9,841.79 and 2,177.47 is: 3,266.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,559.67 : 9,841.79 = 2,177.47 : x
  2. Step 2: Convert to fraction form
    6,559.67/9,841.79 = 2,177.47/x
  3. Step 3: Cross multiply
    6,559.67x = 9,841.79 × 2,177.47
  4. Step 4: Simplify right side
    6,559.67x = 21,430,202.47
  5. Step 5: Solve for x
    x = 21,430,202.47/6,559.67
  6. Step 6: Final answer
    x = 3,266.96

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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.