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Finding the Fourth Proportional to 8,737.16, 12,057.02 and 4,960.68

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Solution

The fourth proportional to 8,737.16, 12,057.02 and 4,960.68 is: 6,845.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737.16 : 12,057.02 = 4,960.68 : x
  2. Step 2: Convert to fraction form
    8,737.16/12,057.02 = 4,960.68/x
  3. Step 3: Cross multiply
    8,737.16x = 12,057.02 × 4,960.68
  4. Step 4: Simplify right side
    8,737.16x = 59,811,017.97
  5. Step 5: Solve for x
    x = 59,811,017.97/8,737.16
  6. Step 6: Final answer
    x = 6,845.59

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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.