Home / 6,322.28-9,489.15-3,204.45

Finding the Fourth Proportional to 6,322.28, 9,489.15 and 3,204.45

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Solution

The fourth proportional to 6,322.28, 9,489.15 and 3,204.45 is: 4,809.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,322.28 : 9,489.15 = 3,204.45 : x
  2. Step 2: Convert to fraction form
    6,322.28/9,489.15 = 3,204.45/x
  3. Step 3: Cross multiply
    6,322.28x = 9,489.15 × 3,204.45
  4. Step 4: Simplify right side
    6,322.28x = 30,407,506.72
  5. Step 5: Solve for x
    x = 30,407,506.72/6,322.28
  6. Step 6: Final answer
    x = 4,809.58

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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.