Home / 3,964.86-5,948.82-1,772.04

Finding the Fourth Proportional to 3,964.86, 5,948.82 and 1,772.04

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Solution

The fourth proportional to 3,964.86, 5,948.82 and 1,772.04 is: 2,658.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964.86 : 5,948.82 = 1,772.04 : x
  2. Step 2: Convert to fraction form
    3,964.86/5,948.82 = 1,772.04/x
  3. Step 3: Cross multiply
    3,964.86x = 5,948.82 × 1,772.04
  4. Step 4: Simplify right side
    3,964.86x = 10,541,546.99
  5. Step 5: Solve for x
    x = 10,541,546.99/3,964.86
  6. Step 6: Final answer
    x = 2,658.74

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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.