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Finding the Fourth Proportional to 6,951.80, 10,427.16 and 3,253.07

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Solution

The fourth proportional to 6,951.80, 10,427.16 and 3,253.07 is: 4,879.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,951.80 : 10,427.16 = 3,253.07 : x
  2. Step 2: Convert to fraction form
    6,951.80/10,427.16 = 3,253.07/x
  3. Step 3: Cross multiply
    6,951.80x = 10,427.16 × 3,253.07
  4. Step 4: Simplify right side
    6,951.80x = 33,920,281.38
  5. Step 5: Solve for x
    x = 33,920,281.38/6,951.80
  6. Step 6: Final answer
    x = 4,879.35

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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.