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Finding the Fourth Proportional to 8,593.97, 11,859.63 and 4,817.13

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Solution

The fourth proportional to 8,593.97, 11,859.63 and 4,817.13 is: 6,647.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,593.97 : 11,859.63 = 4,817.13 : x
  2. Step 2: Convert to fraction form
    8,593.97/11,859.63 = 4,817.13/x
  3. Step 3: Cross multiply
    8,593.97x = 11,859.63 × 4,817.13
  4. Step 4: Simplify right side
    8,593.97x = 57,129,344.02
  5. Step 5: Solve for x
    x = 57,129,344.02/8,593.97
  6. Step 6: Final answer
    x = 6,647.61

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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.