Home / 3,308.10-4,964.85-3,200.10

Finding the Fourth Proportional to 3,308.10, 4,964.85 and 3,200.10

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Solution

The fourth proportional to 3,308.10, 4,964.85 and 3,200.10 is: 4,802.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.10 : 4,964.85 = 3,200.10 : x
  2. Step 2: Convert to fraction form
    3,308.10/4,964.85 = 3,200.10/x
  3. Step 3: Cross multiply
    3,308.10x = 4,964.85 × 3,200.10
  4. Step 4: Simplify right side
    3,308.10x = 15,888,016.49
  5. Step 5: Solve for x
    x = 15,888,016.49/3,308.10
  6. Step 6: Final answer
    x = 4,802.76

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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.