Home / 3,669.20-5,504.40-1,203.35

Finding the Fourth Proportional to 3,669.20, 5,504.40 and 1,203.35

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Solution

The fourth proportional to 3,669.20, 5,504.40 and 1,203.35 is: 1,805.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.20 : 5,504.40 = 1,203.35 : x
  2. Step 2: Convert to fraction form
    3,669.20/5,504.40 = 1,203.35/x
  3. Step 3: Cross multiply
    3,669.20x = 5,504.40 × 1,203.35
  4. Step 4: Simplify right side
    3,669.20x = 6,623,713.72
  5. Step 5: Solve for x
    x = 6,623,713.72/3,669.20
  6. Step 6: Final answer
    x = 1,805.22

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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.