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Finding the Fourth Proportional to 11,593.55, 17,391.68 and 3,693.32

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Solution

The fourth proportional to 11,593.55, 17,391.68 and 3,693.32 is: 5,540.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,593.55 : 17,391.68 = 3,693.32 : x
  2. Step 2: Convert to fraction form
    11,593.55/17,391.68 = 3,693.32/x
  3. Step 3: Cross multiply
    11,593.55x = 17,391.68 × 3,693.32
  4. Step 4: Simplify right side
    11,593.55x = 64,232,961.85
  5. Step 5: Solve for x
    x = 64,232,961.85/11,593.55
  6. Step 6: Final answer
    x = 5,540.41

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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.