Home / 11,193.60-16,790.40-9,371.10

Finding the Fourth Proportional to 11,193.60, 16,790.40 and 9,371.10

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Solution

The fourth proportional to 11,193.60, 16,790.40 and 9,371.10 is: 14,056.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,193.60 : 16,790.40 = 9,371.10 : x
  2. Step 2: Convert to fraction form
    11,193.60/16,790.40 = 9,371.10/x
  3. Step 3: Cross multiply
    11,193.60x = 16,790.40 × 9,371.10
  4. Step 4: Simplify right side
    11,193.60x = 157,344,517.44
  5. Step 5: Solve for x
    x = 157,344,517.44/11,193.60
  6. Step 6: Final answer
    x = 14,056.65

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Similar ratio
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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.