Home / 8,178.24-12,260.16-3,793.44

Finding the Fourth Proportional to 8,178.24, 12,260.16 and 3,793.44

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Solution

The fourth proportional to 8,178.24, 12,260.16 and 3,793.44 is: 5,686.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,178.24 : 12,260.16 = 3,793.44 : x
  2. Step 2: Convert to fraction form
    8,178.24/12,260.16 = 3,793.44/x
  3. Step 3: Cross multiply
    8,178.24x = 12,260.16 × 3,793.44
  4. Step 4: Simplify right side
    8,178.24x = 46,508,181.35
  5. Step 5: Solve for x
    x = 46,508,181.35/8,178.24
  6. Step 6: Final answer
    x = 5,686.82

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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.