Home / 3,620.10-4,995.82-2,026.68

Finding the Fourth Proportional to 3,620.10, 4,995.82 and 2,026.68

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Solution

The fourth proportional to 3,620.10, 4,995.82 and 2,026.68 is: 2,796.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620.10 : 4,995.82 = 2,026.68 : x
  2. Step 2: Convert to fraction form
    3,620.10/4,995.82 = 2,026.68/x
  3. Step 3: Cross multiply
    3,620.10x = 4,995.82 × 2,026.68
  4. Step 4: Simplify right side
    3,620.10x = 10,124,928.48
  5. Step 5: Solve for x
    x = 10,124,928.48/3,620.10
  6. Step 6: Final answer
    x = 2,796.86

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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.