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Finding the Fourth Proportional to 5,955.84, 8,890.38 and 5,516.64

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Solution

The fourth proportional to 5,955.84, 8,890.38 and 5,516.64 is: 8,234.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,955.84 : 8,890.38 = 5,516.64 : x
  2. Step 2: Convert to fraction form
    5,955.84/8,890.38 = 5,516.64/x
  3. Step 3: Cross multiply
    5,955.84x = 8,890.38 × 5,516.64
  4. Step 4: Simplify right side
    5,955.84x = 49,045,025.92
  5. Step 5: Solve for x
    x = 49,045,025.92/5,955.84
  6. Step 6: Final answer
    x = 8,234.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.