Home / 3,283.90-4,531.71-1,791.76

Finding the Fourth Proportional to 3,283.90, 4,531.71 and 1,791.76

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Solution

The fourth proportional to 3,283.90, 4,531.71 and 1,791.76 is: 2,472.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.90 : 4,531.71 = 1,791.76 : x
  2. Step 2: Convert to fraction form
    3,283.90/4,531.71 = 1,791.76/x
  3. Step 3: Cross multiply
    3,283.90x = 4,531.71 × 1,791.76
  4. Step 4: Simplify right side
    3,283.90x = 8,119,736.71
  5. Step 5: Solve for x
    x = 8,119,736.71/3,283.90
  6. Step 6: Final answer
    x = 2,472.59

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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.