Home / 10,108.62-13,949.57-5,859.77

Finding the Fourth Proportional to 10,108.62, 13,949.57 and 5,859.77

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Solution

The fourth proportional to 10,108.62, 13,949.57 and 5,859.77 is: 8,086.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,108.62 : 13,949.57 = 5,859.77 : x
  2. Step 2: Convert to fraction form
    10,108.62/13,949.57 = 5,859.77/x
  3. Step 3: Cross multiply
    10,108.62x = 13,949.57 × 5,859.77
  4. Step 4: Simplify right side
    10,108.62x = 81,741,172.75
  5. Step 5: Solve for x
    x = 81,741,172.75/10,108.62
  6. Step 6: Final answer
    x = 8,086.28

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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.