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Finding the Fourth Proportional to 8,593.62, 11,861.20 and 5,604.25

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Solution

The fourth proportional to 8,593.62, 11,861.20 and 5,604.25 is: 7,735.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,593.62 : 11,861.20 = 5,604.25 : x
  2. Step 2: Convert to fraction form
    8,593.62/11,861.20 = 5,604.25/x
  3. Step 3: Cross multiply
    8,593.62x = 11,861.20 × 5,604.25
  4. Step 4: Simplify right side
    8,593.62x = 66,473,070.79
  5. Step 5: Solve for x
    x = 66,473,070.79/8,593.62
  6. Step 6: Final answer
    x = 7,735.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.