Home / 8,542.26-12,813.42-4,155.96

Finding the Fourth Proportional to 8,542.26, 12,813.42 and 4,155.96

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Solution

The fourth proportional to 8,542.26, 12,813.42 and 4,155.96 is: 6,233.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,542.26 : 12,813.42 = 4,155.96 : x
  2. Step 2: Convert to fraction form
    8,542.26/12,813.42 = 4,155.96/x
  3. Step 3: Cross multiply
    8,542.26x = 12,813.42 × 4,155.96
  4. Step 4: Simplify right side
    8,542.26x = 53,252,060.98
  5. Step 5: Solve for x
    x = 53,252,060.98/8,542.26
  6. Step 6: Final answer
    x = 6,233.95

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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.