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Finding the Fourth Proportional to 9,326.08, 13,975.93 and 5,167.99

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Solution

The fourth proportional to 9,326.08, 13,975.93 and 5,167.99 is: 7,744.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,326.08 : 13,975.93 = 5,167.99 : x
  2. Step 2: Convert to fraction form
    9,326.08/13,975.93 = 5,167.99/x
  3. Step 3: Cross multiply
    9,326.08x = 13,975.93 × 5,167.99
  4. Step 4: Simplify right side
    9,326.08x = 72,227,466.48
  5. Step 5: Solve for x
    x = 72,227,466.48/9,326.08
  6. Step 6: Final answer
    x = 7,744.68

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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.