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Finding the Fourth Proportional to 6,379.44, 9,567.42 and 4,035.93

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Solution

The fourth proportional to 6,379.44, 9,567.42 and 4,035.93 is: 6,052.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,379.44 : 9,567.42 = 4,035.93 : x
  2. Step 2: Convert to fraction form
    6,379.44/9,567.42 = 4,035.93/x
  3. Step 3: Cross multiply
    6,379.44x = 9,567.42 × 4,035.93
  4. Step 4: Simplify right side
    6,379.44x = 38,613,437.40
  5. Step 5: Solve for x
    x = 38,613,437.40/6,379.44
  6. Step 6: Final answer
    x = 6,052.79

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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.