Home / 6,174.43-8,520.68-3,521.83

Finding the Fourth Proportional to 6,174.43, 8,520.68 and 3,521.83

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Solution

The fourth proportional to 6,174.43, 8,520.68 and 3,521.83 is: 4,860.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,174.43 : 8,520.68 = 3,521.83 : x
  2. Step 2: Convert to fraction form
    6,174.43/8,520.68 = 3,521.83/x
  3. Step 3: Cross multiply
    6,174.43x = 8,520.68 × 3,521.83
  4. Step 4: Simplify right side
    6,174.43x = 30,008,373.95
  5. Step 5: Solve for x
    x = 30,008,373.95/6,174.43
  6. Step 6: Final answer
    x = 4,860.11

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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.