Home / 8,359.44-12,543.24-3,678.86

Finding the Fourth Proportional to 8,359.44, 12,543.24 and 3,678.86

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Solution

The fourth proportional to 8,359.44, 12,543.24 and 3,678.86 is: 5,520.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,359.44 : 12,543.24 = 3,678.86 : x
  2. Step 2: Convert to fraction form
    8,359.44/12,543.24 = 3,678.86/x
  3. Step 3: Cross multiply
    8,359.44x = 12,543.24 × 3,678.86
  4. Step 4: Simplify right side
    8,359.44x = 46,144,846.25
  5. Step 5: Solve for x
    x = 46,144,846.25/8,359.44
  6. Step 6: Final answer
    x = 5,520.09

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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.