Home / 3,666.27-5,499.75-1,201.11

Finding the Fourth Proportional to 3,666.27, 5,499.75 and 1,201.11

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Solution

The fourth proportional to 3,666.27, 5,499.75 and 1,201.11 is: 1,801.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,666.27 : 5,499.75 = 1,201.11 : x
  2. Step 2: Convert to fraction form
    3,666.27/5,499.75 = 1,201.11/x
  3. Step 3: Cross multiply
    3,666.27x = 5,499.75 × 1,201.11
  4. Step 4: Simplify right side
    3,666.27x = 6,605,804.72
  5. Step 5: Solve for x
    x = 6,605,804.72/3,666.27
  6. Step 6: Final answer
    x = 1,801.78

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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.