Home / 11,728.62-17,591.02-4,336.56

Finding the Fourth Proportional to 11,728.62, 17,591.02 and 4,336.56

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Solution

The fourth proportional to 11,728.62, 17,591.02 and 4,336.56 is: 6,504.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,728.62 : 17,591.02 = 4,336.56 : x
  2. Step 2: Convert to fraction form
    11,728.62/17,591.02 = 4,336.56/x
  3. Step 3: Cross multiply
    11,728.62x = 17,591.02 × 4,336.56
  4. Step 4: Simplify right side
    11,728.62x = 76,284,513.69
  5. Step 5: Solve for x
    x = 76,284,513.69/11,728.62
  6. Step 6: Final answer
    x = 6,504.13

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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.