Home / 8,756.50-12,083.97-5,966.86

Finding the Fourth Proportional to 8,756.50, 12,083.97 and 5,966.86

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Solution

The fourth proportional to 8,756.50, 12,083.97 and 5,966.86 is: 8,234.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,756.50 : 12,083.97 = 5,966.86 : x
  2. Step 2: Convert to fraction form
    8,756.50/12,083.97 = 5,966.86/x
  3. Step 3: Cross multiply
    8,756.50x = 12,083.97 × 5,966.86
  4. Step 4: Simplify right side
    8,756.50x = 72,103,357.23
  5. Step 5: Solve for x
    x = 72,103,357.23/8,756.50
  6. Step 6: Final answer
    x = 8,234.27

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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.