Home / 3,388.25-5,084.39-1,539.35

Finding the Fourth Proportional to 3,388.25, 5,084.39 and 1,539.35

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Solution

The fourth proportional to 3,388.25, 5,084.39 and 1,539.35 is: 2,309.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388.25 : 5,084.39 = 1,539.35 : x
  2. Step 2: Convert to fraction form
    3,388.25/5,084.39 = 1,539.35/x
  3. Step 3: Cross multiply
    3,388.25x = 5,084.39 × 1,539.35
  4. Step 4: Simplify right side
    3,388.25x = 7,826,622.63
  5. Step 5: Solve for x
    x = 7,826,622.63/3,388.25
  6. Step 6: Final answer
    x = 2,309.93

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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.