Home / 8,188.84-12,273.66-5,550.76

Finding the Fourth Proportional to 8,188.84, 12,273.66 and 5,550.76

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Solution

The fourth proportional to 8,188.84, 12,273.66 and 5,550.76 is: 8,319.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,188.84 : 12,273.66 = 5,550.76 : x
  2. Step 2: Convert to fraction form
    8,188.84/12,273.66 = 5,550.76/x
  3. Step 3: Cross multiply
    8,188.84x = 12,273.66 × 5,550.76
  4. Step 4: Simplify right side
    8,188.84x = 68,128,140.98
  5. Step 5: Solve for x
    x = 68,128,140.98/8,188.84
  6. Step 6: Final answer
    x = 8,319.63

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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.