Home / 6,396.75-9,594.18-2,015.28

Finding the Fourth Proportional to 6,396.75, 9,594.18 and 2,015.28

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Solution

The fourth proportional to 6,396.75, 9,594.18 and 2,015.28 is: 3,022.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,396.75 : 9,594.18 = 2,015.28 : x
  2. Step 2: Convert to fraction form
    6,396.75/9,594.18 = 2,015.28/x
  3. Step 3: Cross multiply
    6,396.75x = 9,594.18 × 2,015.28
  4. Step 4: Simplify right side
    6,396.75x = 19,334,959.07
  5. Step 5: Solve for x
    x = 19,334,959.07/6,396.75
  6. Step 6: Final answer
    x = 3,022.62

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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.