Home / 3,669.99-5,505.78-1,204.72

Finding the Fourth Proportional to 3,669.99, 5,505.78 and 1,204.72

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Solution

The fourth proportional to 3,669.99, 5,505.78 and 1,204.72 is: 1,807.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.99 : 5,505.78 = 1,204.72 : x
  2. Step 2: Convert to fraction form
    3,669.99/5,505.78 = 1,204.72/x
  3. Step 3: Cross multiply
    3,669.99x = 5,505.78 × 1,204.72
  4. Step 4: Simplify right side
    3,669.99x = 6,632,895.75
  5. Step 5: Solve for x
    x = 6,632,895.75/3,669.99
  6. Step 6: Final answer
    x = 1,807.33

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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.