Home / 5,158.21-7,729.76-3,204.49

Finding the Fourth Proportional to 5,158.21, 7,729.76 and 3,204.49

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Solution

The fourth proportional to 5,158.21, 7,729.76 and 3,204.49 is: 4,802.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,158.21 : 7,729.76 = 3,204.49 : x
  2. Step 2: Convert to fraction form
    5,158.21/7,729.76 = 3,204.49/x
  3. Step 3: Cross multiply
    5,158.21x = 7,729.76 × 3,204.49
  4. Step 4: Simplify right side
    5,158.21x = 24,769,922.60
  5. Step 5: Solve for x
    x = 24,769,922.60/5,158.21
  6. Step 6: Final answer
    x = 4,802.04

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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.