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Finding the Fourth Proportional to 9,170.00, 13,759.10 and 4,236.99

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Solution

The fourth proportional to 9,170.00, 13,759.10 and 4,236.99 is: 6,357.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,170.00 : 13,759.10 = 4,236.99 : x
  2. Step 2: Convert to fraction form
    9,170.00/13,759.10 = 4,236.99/x
  3. Step 3: Cross multiply
    9,170.00x = 13,759.10 × 4,236.99
  4. Step 4: Simplify right side
    9,170.00x = 58,297,147.92
  5. Step 5: Solve for x
    x = 58,297,147.92/9,170.00
  6. Step 6: Final answer
    x = 6,357.38

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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.