Home / 3,310.79-4,964.87-1,201.91

Finding the Fourth Proportional to 3,310.79, 4,964.87 and 1,201.91

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Solution

The fourth proportional to 3,310.79, 4,964.87 and 1,201.91 is: 1,802.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.79 : 4,964.87 = 1,201.91 : x
  2. Step 2: Convert to fraction form
    3,310.79/4,964.87 = 1,201.91/x
  3. Step 3: Cross multiply
    3,310.79x = 4,964.87 × 1,201.91
  4. Step 4: Simplify right side
    3,310.79x = 5,967,302.08
  5. Step 5: Solve for x
    x = 5,967,302.08/3,310.79
  6. Step 6: Final answer
    x = 1,802.38

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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.