Home / 8,105.24-11,179.68-4,962.98

Finding the Fourth Proportional to 8,105.24, 11,179.68 and 4,962.98

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Solution

The fourth proportional to 8,105.24, 11,179.68 and 4,962.98 is: 6,845.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,105.24 : 11,179.68 = 4,962.98 : x
  2. Step 2: Convert to fraction form
    8,105.24/11,179.68 = 4,962.98/x
  3. Step 3: Cross multiply
    8,105.24x = 11,179.68 × 4,962.98
  4. Step 4: Simplify right side
    8,105.24x = 55,484,528.25
  5. Step 5: Solve for x
    x = 55,484,528.25/8,105.24
  6. Step 6: Final answer
    x = 6,845.51

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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.