Home / 3,283.45-4,531.23-1,791.49

Finding the Fourth Proportional to 3,283.45, 4,531.23 and 1,791.49

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Solution

The fourth proportional to 3,283.45, 4,531.23 and 1,791.49 is: 2,472.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.45 : 4,531.23 = 1,791.49 : x
  2. Step 2: Convert to fraction form
    3,283.45/4,531.23 = 1,791.49/x
  3. Step 3: Cross multiply
    3,283.45x = 4,531.23 × 1,791.49
  4. Step 4: Simplify right side
    3,283.45x = 8,117,653.23
  5. Step 5: Solve for x
    x = 8,117,653.23/3,283.45
  6. Step 6: Final answer
    x = 2,472.29

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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.