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Finding the Fourth Proportional to 4,295.95, 5,931.84 and 2,861.71

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Solution

The fourth proportional to 4,295.95, 5,931.84 and 2,861.71 is: 3,951.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,295.95 : 5,931.84 = 2,861.71 : x
  2. Step 2: Convert to fraction form
    4,295.95/5,931.84 = 2,861.71/x
  3. Step 3: Cross multiply
    4,295.95x = 5,931.84 × 2,861.71
  4. Step 4: Simplify right side
    4,295.95x = 16,975,205.85
  5. Step 5: Solve for x
    x = 16,975,205.85/4,295.95
  6. Step 6: Final answer
    x = 3,951.44

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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.