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Finding the Fourth Proportional to 8,737.88, 13,107.11 and 3,473.87

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Solution

The fourth proportional to 8,737.88, 13,107.11 and 3,473.87 is: 5,210.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737.88 : 13,107.11 = 3,473.87 : x
  2. Step 2: Convert to fraction form
    8,737.88/13,107.11 = 3,473.87/x
  3. Step 3: Cross multiply
    8,737.88x = 13,107.11 × 3,473.87
  4. Step 4: Simplify right side
    8,737.88x = 45,532,313.31
  5. Step 5: Solve for x
    x = 45,532,313.31/8,737.88
  6. Step 6: Final answer
    x = 5,210.91

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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.