Home / 3,388.26-5,084.38-1,539.34

Finding the Fourth Proportional to 3,388.26, 5,084.38 and 1,539.34

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Solution

The fourth proportional to 3,388.26, 5,084.38 and 1,539.34 is: 2,309.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388.26 : 5,084.38 = 1,539.34 : x
  2. Step 2: Convert to fraction form
    3,388.26/5,084.38 = 1,539.34/x
  3. Step 3: Cross multiply
    3,388.26x = 5,084.38 × 1,539.34
  4. Step 4: Simplify right side
    3,388.26x = 7,826,589.51
  5. Step 5: Solve for x
    x = 7,826,589.51/3,388.26
  6. Step 6: Final answer
    x = 2,309.91

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1.5x scale

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.