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Finding the Fourth Proportional to 9,365.22, 14,052.69 and 6,789.42

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Solution

The fourth proportional to 9,365.22, 14,052.69 and 6,789.42 is: 10,187.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,365.22 : 14,052.69 = 6,789.42 : x
  2. Step 2: Convert to fraction form
    9,365.22/14,052.69 = 6,789.42/x
  3. Step 3: Cross multiply
    9,365.22x = 14,052.69 × 6,789.42
  4. Step 4: Simplify right side
    9,365.22x = 95,409,614.54
  5. Step 5: Solve for x
    x = 95,409,614.54/9,365.22
  6. Step 6: Final answer
    x = 10,187.65

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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.