Home / 3,620.69-4,997.02-2,027.95

Finding the Fourth Proportional to 3,620.69, 4,997.02 and 2,027.95

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Solution

The fourth proportional to 3,620.69, 4,997.02 and 2,027.95 is: 2,798.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620.69 : 4,997.02 = 2,027.95 : x
  2. Step 2: Convert to fraction form
    3,620.69/4,997.02 = 2,027.95/x
  3. Step 3: Cross multiply
    3,620.69x = 4,997.02 × 2,027.95
  4. Step 4: Simplify right side
    3,620.69x = 10,133,706.71
  5. Step 5: Solve for x
    x = 10,133,706.71/3,620.69
  6. Step 6: Final answer
    x = 2,798.83

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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.