Home / 3,283.68-4,531.50-1,791.60

Finding the Fourth Proportional to 3,283.68, 4,531.50 and 1,791.60

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Solution

The fourth proportional to 3,283.68, 4,531.50 and 1,791.60 is: 2,472.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.68 : 4,531.50 = 1,791.60 : x
  2. Step 2: Convert to fraction form
    3,283.68/4,531.50 = 1,791.60/x
  3. Step 3: Cross multiply
    3,283.68x = 4,531.50 × 1,791.60
  4. Step 4: Simplify right side
    3,283.68x = 8,118,635.40
  5. Step 5: Solve for x
    x = 8,118,635.40/3,283.68
  6. Step 6: Final answer
    x = 2,472.42

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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.