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Finding the Fourth Proportional to 8,597.46, 11,863.65 and 4,868.82

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Solution

The fourth proportional to 8,597.46, 11,863.65 and 4,868.82 is: 6,718.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,597.46 : 11,863.65 = 4,868.82 : x
  2. Step 2: Convert to fraction form
    8,597.46/11,863.65 = 4,868.82/x
  3. Step 3: Cross multiply
    8,597.46x = 11,863.65 × 4,868.82
  4. Step 4: Simplify right side
    8,597.46x = 57,761,976.39
  5. Step 5: Solve for x
    x = 57,761,976.39/8,597.46
  6. Step 6: Final answer
    x = 6,718.49

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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.