Home / 2,836.31-3,913.65-1,773.95

Finding the Fourth Proportional to 2,836.31, 3,913.65 and 1,773.95

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Solution

The fourth proportional to 2,836.31, 3,913.65 and 1,773.95 is: 2,447.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836.31 : 3,913.65 = 1,773.95 : x
  2. Step 2: Convert to fraction form
    2,836.31/3,913.65 = 1,773.95/x
  3. Step 3: Cross multiply
    2,836.31x = 3,913.65 × 1,773.95
  4. Step 4: Simplify right side
    2,836.31x = 6,942,599.85
  5. Step 5: Solve for x
    x = 6,942,599.85/2,836.31
  6. Step 6: Final answer
    x = 2,447.76

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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.