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Finding the Fourth Proportional to 8,836.74, 12,195.02 and 4,858.22

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Solution

The fourth proportional to 8,836.74, 12,195.02 and 4,858.22 is: 6,704.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836.74 : 12,195.02 = 4,858.22 : x
  2. Step 2: Convert to fraction form
    8,836.74/12,195.02 = 4,858.22/x
  3. Step 3: Cross multiply
    8,836.74x = 12,195.02 × 4,858.22
  4. Step 4: Simplify right side
    8,836.74x = 59,246,090.06
  5. Step 5: Solve for x
    x = 59,246,090.06/8,836.74
  6. Step 6: Final answer
    x = 6,704.52

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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.