Home / 3,283.40-4,530.94-1,791.23

Finding the Fourth Proportional to 3,283.40, 4,530.94 and 1,791.23

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Solution

The fourth proportional to 3,283.40, 4,530.94 and 1,791.23 is: 2,471.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.40 : 4,530.94 = 1,791.23 : x
  2. Step 2: Convert to fraction form
    3,283.40/4,530.94 = 1,791.23/x
  3. Step 3: Cross multiply
    3,283.40x = 4,530.94 × 1,791.23
  4. Step 4: Simplify right side
    3,283.40x = 8,115,954.01
  5. Step 5: Solve for x
    x = 8,115,954.01/3,283.40
  6. Step 6: Final answer
    x = 2,471.81

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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.