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Finding the Fourth Proportional to 9,174.01, 13,759.57 and 7,623.97

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Solution

The fourth proportional to 9,174.01, 13,759.57 and 7,623.97 is: 11,434.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,174.01 : 13,759.57 = 7,623.97 : x
  2. Step 2: Convert to fraction form
    9,174.01/13,759.57 = 7,623.97/x
  3. Step 3: Cross multiply
    9,174.01x = 13,759.57 × 7,623.97
  4. Step 4: Simplify right side
    9,174.01x = 104,902,601.42
  5. Step 5: Solve for x
    x = 104,902,601.42/9,174.01
  6. Step 6: Final answer
    x = 11,434.76

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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.