Home / 8,883.66-12,263.87-5,527.56

Finding the Fourth Proportional to 8,883.66, 12,263.87 and 5,527.56

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Solution

The fourth proportional to 8,883.66, 12,263.87 and 5,527.56 is: 7,630.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,883.66 : 12,263.87 = 5,527.56 : x
  2. Step 2: Convert to fraction form
    8,883.66/12,263.87 = 5,527.56/x
  3. Step 3: Cross multiply
    8,883.66x = 12,263.87 × 5,527.56
  4. Step 4: Simplify right side
    8,883.66x = 67,789,249.62
  5. Step 5: Solve for x
    x = 67,789,249.62/8,883.66
  6. Step 6: Final answer
    x = 7,630.78

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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.