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Finding the Fourth Proportional to 6,159.65, 8,491.72 and 4,267.97

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Solution

The fourth proportional to 6,159.65, 8,491.72 and 4,267.97 is: 5,883.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,159.65 : 8,491.72 = 4,267.97 : x
  2. Step 2: Convert to fraction form
    6,159.65/8,491.72 = 4,267.97/x
  3. Step 3: Cross multiply
    6,159.65x = 8,491.72 × 4,267.97
  4. Step 4: Simplify right side
    6,159.65x = 36,242,440.69
  5. Step 5: Solve for x
    x = 36,242,440.69/6,159.65
  6. Step 6: Final answer
    x = 5,883.85

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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.