Home / 8,476.58-12,715.61-2,236.49

Finding the Fourth Proportional to 8,476.58, 12,715.61 and 2,236.49

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Solution

The fourth proportional to 8,476.58, 12,715.61 and 2,236.49 is: 3,354.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,476.58 : 12,715.61 = 2,236.49 : x
  2. Step 2: Convert to fraction form
    8,476.58/12,715.61 = 2,236.49/x
  3. Step 3: Cross multiply
    8,476.58x = 12,715.61 × 2,236.49
  4. Step 4: Simplify right side
    8,476.58x = 28,438,259.85
  5. Step 5: Solve for x
    x = 28,438,259.85/8,476.58
  6. Step 6: Final answer
    x = 3,354.92

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.