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Finding the Fourth Proportional to 11,797.08, 17,695.60 and 5,553.20

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Solution

The fourth proportional to 11,797.08, 17,695.60 and 5,553.20 is: 8,329.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,797.08 : 17,695.60 = 5,553.20 : x
  2. Step 2: Convert to fraction form
    11,797.08/17,695.60 = 5,553.20/x
  3. Step 3: Cross multiply
    11,797.08x = 17,695.60 × 5,553.20
  4. Step 4: Simplify right side
    11,797.08x = 98,267,205.92
  5. Step 5: Solve for x
    x = 98,267,205.92/11,797.08
  6. Step 6: Final answer
    x = 8,329.79

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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.