Home / 8,836.30-12,194.22-4,857.78

Finding the Fourth Proportional to 8,836.30, 12,194.22 and 4,857.78

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Solution

The fourth proportional to 8,836.30, 12,194.22 and 4,857.78 is: 6,703.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836.30 : 12,194.22 = 4,857.78 : x
  2. Step 2: Convert to fraction form
    8,836.30/12,194.22 = 4,857.78/x
  3. Step 3: Cross multiply
    8,836.30x = 12,194.22 × 4,857.78
  4. Step 4: Simplify right side
    8,836.30x = 59,236,838.03
  5. Step 5: Solve for x
    x = 59,236,838.03/8,836.30
  6. Step 6: Final answer
    x = 6,703.81

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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.