Home / 8,185.77-12,270.44-2,635.04

Finding the Fourth Proportional to 8,185.77, 12,270.44 and 2,635.04

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Solution

The fourth proportional to 8,185.77, 12,270.44 and 2,635.04 is: 3,949.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,185.77 : 12,270.44 = 2,635.04 : x
  2. Step 2: Convert to fraction form
    8,185.77/12,270.44 = 2,635.04/x
  3. Step 3: Cross multiply
    8,185.77x = 12,270.44 × 2,635.04
  4. Step 4: Simplify right side
    8,185.77x = 32,333,025.69
  5. Step 5: Solve for x
    x = 32,333,025.69/8,185.77
  6. Step 6: Final answer
    x = 3,949.91

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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.