Home / 6,324.75-9,489.65-3,203.07

Finding the Fourth Proportional to 6,324.75, 9,489.65 and 3,203.07

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Solution

The fourth proportional to 6,324.75, 9,489.65 and 3,203.07 is: 4,805.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,324.75 : 9,489.65 = 3,203.07 : x
  2. Step 2: Convert to fraction form
    6,324.75/9,489.65 = 3,203.07/x
  3. Step 3: Cross multiply
    6,324.75x = 9,489.65 × 3,203.07
  4. Step 4: Simplify right side
    6,324.75x = 30,395,997.21
  5. Step 5: Solve for x
    x = 30,395,997.21/6,324.75
  6. Step 6: Final answer
    x = 4,805.88

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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.