Home / 6,917.73-10,374.90-3,216.43

Finding the Fourth Proportional to 6,917.73, 10,374.90 and 3,216.43

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Solution

The fourth proportional to 6,917.73, 10,374.90 and 3,216.43 is: 4,823.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,917.73 : 10,374.90 = 3,216.43 : x
  2. Step 2: Convert to fraction form
    6,917.73/10,374.90 = 3,216.43/x
  3. Step 3: Cross multiply
    6,917.73x = 10,374.90 × 3,216.43
  4. Step 4: Simplify right side
    6,917.73x = 33,370,139.61
  5. Step 5: Solve for x
    x = 33,370,139.61/6,917.73
  6. Step 6: Final answer
    x = 4,823.86

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Why These Related Problems?

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