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Finding the Fourth Proportional to 8,846.80, 12,207.56 and 6,056.40

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Solution

The fourth proportional to 8,846.80, 12,207.56 and 6,056.40 is: 8,357.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,846.80 : 12,207.56 = 6,056.40 : x
  2. Step 2: Convert to fraction form
    8,846.80/12,207.56 = 6,056.40/x
  3. Step 3: Cross multiply
    8,846.80x = 12,207.56 × 6,056.40
  4. Step 4: Simplify right side
    8,846.80x = 73,933,866.38
  5. Step 5: Solve for x
    x = 73,933,866.38/8,846.80
  6. Step 6: Final answer
    x = 8,357.13

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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.