Home / 6,175.14-8,520.44-3,521.85

Finding the Fourth Proportional to 6,175.14, 8,520.44 and 3,521.85

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Solution

The fourth proportional to 6,175.14, 8,520.44 and 3,521.85 is: 4,859.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,175.14 : 8,520.44 = 3,521.85 : x
  2. Step 2: Convert to fraction form
    6,175.14/8,520.44 = 3,521.85/x
  3. Step 3: Cross multiply
    6,175.14x = 8,520.44 × 3,521.85
  4. Step 4: Simplify right side
    6,175.14x = 30,007,694.00
  5. Step 5: Solve for x
    x = 30,007,694.00/6,175.14
  6. Step 6: Final answer
    x = 4,859.44

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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.