Home / 8,263.73-11,403.91-4,486.86

Finding the Fourth Proportional to 8,263.73, 11,403.91 and 4,486.86

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Solution

The fourth proportional to 8,263.73, 11,403.91 and 4,486.86 is: 6,191.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,263.73 : 11,403.91 = 4,486.86 : x
  2. Step 2: Convert to fraction form
    8,263.73/11,403.91 = 4,486.86/x
  3. Step 3: Cross multiply
    8,263.73x = 11,403.91 × 4,486.86
  4. Step 4: Simplify right side
    8,263.73x = 51,167,747.62
  5. Step 5: Solve for x
    x = 51,167,747.62/8,263.73
  6. Step 6: Final answer
    x = 6,191.85

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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.