Home / 4,531.96-6,808.34-3,218.95

Finding the Fourth Proportional to 4,531.96, 6,808.34 and 3,218.95

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Solution

The fourth proportional to 4,531.96, 6,808.34 and 3,218.95 is: 4,835.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,531.96 : 6,808.34 = 3,218.95 : x
  2. Step 2: Convert to fraction form
    4,531.96/6,808.34 = 3,218.95/x
  3. Step 3: Cross multiply
    4,531.96x = 6,808.34 × 3,218.95
  4. Step 4: Simplify right side
    4,531.96x = 21,915,706.04
  5. Step 5: Solve for x
    x = 21,915,706.04/4,531.96
  6. Step 6: Final answer
    x = 4,835.81

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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.