Home / 3,620.63-4,996.49-2,049.05

Finding the Fourth Proportional to 3,620.63, 4,996.49 and 2,049.05

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Solution

The fourth proportional to 3,620.63, 4,996.49 and 2,049.05 is: 2,827.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620.63 : 4,996.49 = 2,049.05 : x
  2. Step 2: Convert to fraction form
    3,620.63/4,996.49 = 2,049.05/x
  3. Step 3: Cross multiply
    3,620.63x = 4,996.49 × 2,049.05
  4. Step 4: Simplify right side
    3,620.63x = 10,238,022.61
  5. Step 5: Solve for x
    x = 10,238,022.61/3,620.63
  6. Step 6: Final answer
    x = 2,827.69

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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.