Home / 3,275.67-4,912.60-1,084.12

Finding the Fourth Proportional to 3,275.67, 4,912.60 and 1,084.12

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Solution

The fourth proportional to 3,275.67, 4,912.60 and 1,084.12 is: 1,625.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.67 : 4,912.60 = 1,084.12 : x
  2. Step 2: Convert to fraction form
    3,275.67/4,912.60 = 1,084.12/x
  3. Step 3: Cross multiply
    3,275.67x = 4,912.60 × 1,084.12
  4. Step 4: Simplify right side
    3,275.67x = 5,325,834.95
  5. Step 5: Solve for x
    x = 5,325,834.95/3,275.67
  6. Step 6: Final answer
    x = 1,625.87

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1.5x scale

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.