Home / 3,283.62-4,531.25-1,791.50

Finding the Fourth Proportional to 3,283.62, 4,531.25 and 1,791.50

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Solution

The fourth proportional to 3,283.62, 4,531.25 and 1,791.50 is: 2,472.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.62 : 4,531.25 = 1,791.50 : x
  2. Step 2: Convert to fraction form
    3,283.62/4,531.25 = 1,791.50/x
  3. Step 3: Cross multiply
    3,283.62x = 4,531.25 × 1,791.50
  4. Step 4: Simplify right side
    3,283.62x = 8,117,734.38
  5. Step 5: Solve for x
    x = 8,117,734.38/3,283.62
  6. Step 6: Final answer
    x = 2,472.19

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1.5x scale

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.