Home / 11,276.27-16,916.26-3,878.94

Finding the Fourth Proportional to 11,276.27, 16,916.26 and 3,878.94

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Solution

The fourth proportional to 11,276.27, 16,916.26 and 3,878.94 is: 5,819.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,276.27 : 16,916.26 = 3,878.94 : x
  2. Step 2: Convert to fraction form
    11,276.27/16,916.26 = 3,878.94/x
  3. Step 3: Cross multiply
    11,276.27x = 16,916.26 × 3,878.94
  4. Step 4: Simplify right side
    11,276.27x = 65,617,157.56
  5. Step 5: Solve for x
    x = 65,617,157.56/11,276.27
  6. Step 6: Final answer
    x = 5,819.05

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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.