Home / 2,773.34-4,135.66-2,355.38

Finding the Fourth Proportional to 2,773.34, 4,135.66 and 2,355.38

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Solution

The fourth proportional to 2,773.34, 4,135.66 and 2,355.38 is: 3,512.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,773.34 : 4,135.66 = 2,355.38 : x
  2. Step 2: Convert to fraction form
    2,773.34/4,135.66 = 2,355.38/x
  3. Step 3: Cross multiply
    2,773.34x = 4,135.66 × 2,355.38
  4. Step 4: Simplify right side
    2,773.34x = 9,741,050.85
  5. Step 5: Solve for x
    x = 9,741,050.85/2,773.34
  6. Step 6: Final answer
    x = 3,512.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.