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Finding the Fourth Proportional to 9,273.49, 13,893.93 and 7,723.42

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Solution

The fourth proportional to 9,273.49, 13,893.93 and 7,723.42 is: 11,571.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,273.49 : 13,893.93 = 7,723.42 : x
  2. Step 2: Convert to fraction form
    9,273.49/13,893.93 = 7,723.42/x
  3. Step 3: Cross multiply
    9,273.49x = 13,893.93 × 7,723.42
  4. Step 4: Simplify right side
    9,273.49x = 107,308,622.11
  5. Step 5: Solve for x
    x = 107,308,622.11/9,273.49
  6. Step 6: Final answer
    x = 11,571.55

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1.5x scale

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.