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Finding the Fourth Proportional to 9,168.96, 13,759.92 and 6,250.08

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Solution

The fourth proportional to 9,168.96, 13,759.92 and 6,250.08 is: 9,379.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,168.96 : 13,759.92 = 6,250.08 : x
  2. Step 2: Convert to fraction form
    9,168.96/13,759.92 = 6,250.08/x
  3. Step 3: Cross multiply
    9,168.96x = 13,759.92 × 6,250.08
  4. Step 4: Simplify right side
    9,168.96x = 86,000,600.79
  5. Step 5: Solve for x
    x = 86,000,600.79/9,168.96
  6. Step 6: Final answer
    x = 9,379.54

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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.