Home / 3,620.87-4,996.89-2,027.51

Finding the Fourth Proportional to 3,620.87, 4,996.89 and 2,027.51

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Solution

The fourth proportional to 3,620.87, 4,996.89 and 2,027.51 is: 2,798.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620.87 : 4,996.89 = 2,027.51 : x
  2. Step 2: Convert to fraction form
    3,620.87/4,996.89 = 2,027.51/x
  3. Step 3: Cross multiply
    3,620.87x = 4,996.89 × 2,027.51
  4. Step 4: Simplify right side
    3,620.87x = 10,131,219.46
  5. Step 5: Solve for x
    x = 10,131,219.46/3,620.87
  6. Step 6: Final answer
    x = 2,798.01

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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.