Home / 6,403.28-9,604.22-2,018.34

Finding the Fourth Proportional to 6,403.28, 9,604.22 and 2,018.34

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Solution

The fourth proportional to 6,403.28, 9,604.22 and 2,018.34 is: 3,027.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,403.28 : 9,604.22 = 2,018.34 : x
  2. Step 2: Convert to fraction form
    6,403.28/9,604.22 = 2,018.34/x
  3. Step 3: Cross multiply
    6,403.28x = 9,604.22 × 2,018.34
  4. Step 4: Simplify right side
    6,403.28x = 19,384,571.30
  5. Step 5: Solve for x
    x = 19,384,571.30/6,403.28
  6. Step 6: Final answer
    x = 3,027.29

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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.