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Finding the Fourth Proportional to 5,862.70, 8,795.22 and 1,914.94

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Solution

The fourth proportional to 5,862.70, 8,795.22 and 1,914.94 is: 2,872.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,862.70 : 8,795.22 = 1,914.94 : x
  2. Step 2: Convert to fraction form
    5,862.70/8,795.22 = 1,914.94/x
  3. Step 3: Cross multiply
    5,862.70x = 8,795.22 × 1,914.94
  4. Step 4: Simplify right side
    5,862.70x = 16,842,318.59
  5. Step 5: Solve for x
    x = 16,842,318.59/5,862.70
  6. Step 6: Final answer
    x = 2,872.79

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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.