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Finding the Fourth Proportional to 6,346.95, 9,503.86 and 5,107.59

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Solution

The fourth proportional to 6,346.95, 9,503.86 and 5,107.59 is: 7,648.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,346.95 : 9,503.86 = 5,107.59 : x
  2. Step 2: Convert to fraction form
    6,346.95/9,503.86 = 5,107.59/x
  3. Step 3: Cross multiply
    6,346.95x = 9,503.86 × 5,107.59
  4. Step 4: Simplify right side
    6,346.95x = 48,541,747.24
  5. Step 5: Solve for x
    x = 48,541,747.24/6,346.95
  6. Step 6: Final answer
    x = 7,648.05

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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.