Home / 4,056.12-5,591.70-2,876.76

Finding the Fourth Proportional to 4,056.12, 5,591.70 and 2,876.76

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Solution

The fourth proportional to 4,056.12, 5,591.70 and 2,876.76 is: 3,965.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,056.12 : 5,591.70 = 2,876.76 : x
  2. Step 2: Convert to fraction form
    4,056.12/5,591.70 = 2,876.76/x
  3. Step 3: Cross multiply
    4,056.12x = 5,591.70 × 2,876.76
  4. Step 4: Simplify right side
    4,056.12x = 16,085,978.89
  5. Step 5: Solve for x
    x = 16,085,978.89/4,056.12
  6. Step 6: Final answer
    x = 3,965.85

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Half scale
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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.