Home / 5,193.96-7,167.66-2,836.11

Finding the Fourth Proportional to 5,193.96, 7,167.66 and 2,836.11

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Solution

The fourth proportional to 5,193.96, 7,167.66 and 2,836.11 is: 3,913.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.96 : 7,167.66 = 2,836.11 : x
  2. Step 2: Convert to fraction form
    5,193.96/7,167.66 = 2,836.11/x
  3. Step 3: Cross multiply
    5,193.96x = 7,167.66 × 2,836.11
  4. Step 4: Simplify right side
    5,193.96x = 20,328,272.20
  5. Step 5: Solve for x
    x = 20,328,272.20/5,193.96
  6. Step 6: Final answer
    x = 3,913.83

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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.