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Finding the Fourth Proportional to 8,715.93, 12,027.97 and 4,737.04

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Solution

The fourth proportional to 8,715.93, 12,027.97 and 4,737.04 is: 6,537.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,715.93 : 12,027.97 = 4,737.04 : x
  2. Step 2: Convert to fraction form
    8,715.93/12,027.97 = 4,737.04/x
  3. Step 3: Cross multiply
    8,715.93x = 12,027.97 × 4,737.04
  4. Step 4: Simplify right side
    8,715.93x = 56,976,986.85
  5. Step 5: Solve for x
    x = 56,976,986.85/8,715.93
  6. Step 6: Final answer
    x = 6,537.11

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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.