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Finding the Fourth Proportional to 8,597.12, 11,863.80 and 5,060.48

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Solution

The fourth proportional to 8,597.12, 11,863.80 and 5,060.48 is: 6,983.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,597.12 : 11,863.80 = 5,060.48 : x
  2. Step 2: Convert to fraction form
    8,597.12/11,863.80 = 5,060.48/x
  3. Step 3: Cross multiply
    8,597.12x = 11,863.80 × 5,060.48
  4. Step 4: Simplify right side
    8,597.12x = 60,036,522.62
  5. Step 5: Solve for x
    x = 60,036,522.62/8,597.12
  6. Step 6: Final answer
    x = 6,983.33

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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.