Home / 2,664.55-3,996.79-1,202.68

Finding the Fourth Proportional to 2,664.55, 3,996.79 and 1,202.68

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Solution

The fourth proportional to 2,664.55, 3,996.79 and 1,202.68 is: 1,804.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664.55 : 3,996.79 = 1,202.68 : x
  2. Step 2: Convert to fraction form
    2,664.55/3,996.79 = 1,202.68/x
  3. Step 3: Cross multiply
    2,664.55x = 3,996.79 × 1,202.68
  4. Step 4: Simplify right side
    2,664.55x = 4,806,859.40
  5. Step 5: Solve for x
    x = 4,806,859.40/2,664.55
  6. Step 6: Final answer
    x = 1,804.00

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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.