Home / 8,824.80-12,183.93-5,471.18

Finding the Fourth Proportional to 8,824.80, 12,183.93 and 5,471.18

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Solution

The fourth proportional to 8,824.80, 12,183.93 and 5,471.18 is: 7,553.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,824.80 : 12,183.93 = 5,471.18 : x
  2. Step 2: Convert to fraction form
    8,824.80/12,183.93 = 5,471.18/x
  3. Step 3: Cross multiply
    8,824.80x = 12,183.93 × 5,471.18
  4. Step 4: Simplify right side
    8,824.80x = 66,660,385.86
  5. Step 5: Solve for x
    x = 66,660,385.86/8,824.80
  6. Step 6: Final answer
    x = 7,553.76

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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.