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Finding the Fourth Proportional to 3,204.56, 4,806.84 and 896

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Solution

The fourth proportional to 3,204.56, 4,806.84 and 896 is: 1,344.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.56 : 4,806.84 = 896 : x
  2. Step 2: Convert to fraction form
    3,204.56/4,806.84 = 896/x
  3. Step 3: Cross multiply
    3,204.56x = 4,806.84 × 896
  4. Step 4: Simplify right side
    3,204.56x = 4,306,928.64
  5. Step 5: Solve for x
    x = 4,306,928.64/3,204.56
  6. Step 6: Final answer
    x = 1,344.00

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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.