Home / 3,802.20-5,703.30-2,052.60

Finding the Fourth Proportional to 3,802.20, 5,703.30 and 2,052.60

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Solution

The fourth proportional to 3,802.20, 5,703.30 and 2,052.60 is: 3,078.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,802.20 : 5,703.30 = 2,052.60 : x
  2. Step 2: Convert to fraction form
    3,802.20/5,703.30 = 2,052.60/x
  3. Step 3: Cross multiply
    3,802.20x = 5,703.30 × 2,052.60
  4. Step 4: Simplify right side
    3,802.20x = 11,706,593.58
  5. Step 5: Solve for x
    x = 11,706,593.58/3,802.20
  6. Step 6: Final answer
    x = 3,078.90

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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.