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Finding the Fourth Proportional to 5,836.15, 8,755.46 and 1,887.63

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Solution

The fourth proportional to 5,836.15, 8,755.46 and 1,887.63 is: 2,831.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,836.15 : 8,755.46 = 1,887.63 : x
  2. Step 2: Convert to fraction form
    5,836.15/8,755.46 = 1,887.63/x
  3. Step 3: Cross multiply
    5,836.15x = 8,755.46 × 1,887.63
  4. Step 4: Simplify right side
    5,836.15x = 16,527,068.96
  5. Step 5: Solve for x
    x = 16,527,068.96/5,836.15
  6. Step 6: Final answer
    x = 2,831.84

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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.