Home / 2,836.56-3,911.41-1,773.95

Finding the Fourth Proportional to 2,836.56, 3,911.41 and 1,773.95

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Solution

The fourth proportional to 2,836.56, 3,911.41 and 1,773.95 is: 2,446.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836.56 : 3,911.41 = 1,773.95 : x
  2. Step 2: Convert to fraction form
    2,836.56/3,911.41 = 1,773.95/x
  3. Step 3: Cross multiply
    2,836.56x = 3,911.41 × 1,773.95
  4. Step 4: Simplify right side
    2,836.56x = 6,938,628.43
  5. Step 5: Solve for x
    x = 6,938,628.43/2,836.56
  6. Step 6: Final answer
    x = 2,446.14

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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.