Home / 8,500.86-11,731.03-4,723.96

Finding the Fourth Proportional to 8,500.86, 11,731.03 and 4,723.96

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Solution

The fourth proportional to 8,500.86, 11,731.03 and 4,723.96 is: 6,518.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,500.86 : 11,731.03 = 4,723.96 : x
  2. Step 2: Convert to fraction form
    8,500.86/11,731.03 = 4,723.96/x
  3. Step 3: Cross multiply
    8,500.86x = 11,731.03 × 4,723.96
  4. Step 4: Simplify right side
    8,500.86x = 55,416,910.73
  5. Step 5: Solve for x
    x = 55,416,910.73/8,500.86
  6. Step 6: Final answer
    x = 6,518.98

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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.