Home / 3,669.59-5,504.38-1,203.75

Finding the Fourth Proportional to 3,669.59, 5,504.38 and 1,203.75

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Solution

The fourth proportional to 3,669.59, 5,504.38 and 1,203.75 is: 1,805.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.59 : 5,504.38 = 1,203.75 : x
  2. Step 2: Convert to fraction form
    3,669.59/5,504.38 = 1,203.75/x
  3. Step 3: Cross multiply
    3,669.59x = 5,504.38 × 1,203.75
  4. Step 4: Simplify right side
    3,669.59x = 6,625,869.90
  5. Step 5: Solve for x
    x = 6,625,869.90/3,669.59
  6. Step 6: Final answer
    x = 1,805.62

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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.