Home / 2,149.34-3,225.42-1,176.12

Finding the Fourth Proportional to 2,149.34, 3,225.42 and 1,176.12

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Solution

The fourth proportional to 2,149.34, 3,225.42 and 1,176.12 is: 1,764.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149.34 : 3,225.42 = 1,176.12 : x
  2. Step 2: Convert to fraction form
    2,149.34/3,225.42 = 1,176.12/x
  3. Step 3: Cross multiply
    2,149.34x = 3,225.42 × 1,176.12
  4. Step 4: Simplify right side
    2,149.34x = 3,793,480.97
  5. Step 5: Solve for x
    x = 3,793,480.97/2,149.34
  6. Step 6: Final answer
    x = 1,764.96

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