Home / 3,972.15-5,960.25-1,633.95

Finding the Fourth Proportional to 3,972.15, 5,960.25 and 1,633.95

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Solution

The fourth proportional to 3,972.15, 5,960.25 and 1,633.95 is: 2,451.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972.15 : 5,960.25 = 1,633.95 : x
  2. Step 2: Convert to fraction form
    3,972.15/5,960.25 = 1,633.95/x
  3. Step 3: Cross multiply
    3,972.15x = 5,960.25 × 1,633.95
  4. Step 4: Simplify right side
    3,972.15x = 9,738,750.49
  5. Step 5: Solve for x
    x = 9,738,750.49/3,972.15
  6. Step 6: Final answer
    x = 2,451.76

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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.