Home / 8,836.72-12,194.43-4,857.85

Finding the Fourth Proportional to 8,836.72, 12,194.43 and 4,857.85

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Solution

The fourth proportional to 8,836.72, 12,194.43 and 4,857.85 is: 6,703.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836.72 : 12,194.43 = 4,857.85 : x
  2. Step 2: Convert to fraction form
    8,836.72/12,194.43 = 4,857.85/x
  3. Step 3: Cross multiply
    8,836.72x = 12,194.43 × 4,857.85
  4. Step 4: Simplify right side
    8,836.72x = 59,238,711.78
  5. Step 5: Solve for x
    x = 59,238,711.78/8,836.72
  6. Step 6: Final answer
    x = 6,703.70

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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.