Home / 3,292.26-4,931.87-1,729.91

Finding the Fourth Proportional to 3,292.26, 4,931.87 and 1,729.91

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Solution

The fourth proportional to 3,292.26, 4,931.87 and 1,729.91 is: 2,591.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292.26 : 4,931.87 = 1,729.91 : x
  2. Step 2: Convert to fraction form
    3,292.26/4,931.87 = 1,729.91/x
  3. Step 3: Cross multiply
    3,292.26x = 4,931.87 × 1,729.91
  4. Step 4: Simplify right side
    3,292.26x = 8,531,657.92
  5. Step 5: Solve for x
    x = 8,531,657.92/3,292.26
  6. Step 6: Final answer
    x = 2,591.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.