Home / 3,300.85-4,952.14-2,802.09

Finding the Fourth Proportional to 3,300.85, 4,952.14 and 2,802.09

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Solution

The fourth proportional to 3,300.85, 4,952.14 and 2,802.09 is: 4,203.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300.85 : 4,952.14 = 2,802.09 : x
  2. Step 2: Convert to fraction form
    3,300.85/4,952.14 = 2,802.09/x
  3. Step 3: Cross multiply
    3,300.85x = 4,952.14 × 2,802.09
  4. Step 4: Simplify right side
    3,300.85x = 13,876,353.54
  5. Step 5: Solve for x
    x = 13,876,353.54/3,300.85
  6. Step 6: Final answer
    x = 4,203.87

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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.