Home / 3,959.08-5,940.68-2,872.41

Finding the Fourth Proportional to 3,959.08, 5,940.68 and 2,872.41

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Solution

The fourth proportional to 3,959.08, 5,940.68 and 2,872.41 is: 4,310.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959.08 : 5,940.68 = 2,872.41 : x
  2. Step 2: Convert to fraction form
    3,959.08/5,940.68 = 2,872.41/x
  3. Step 3: Cross multiply
    3,959.08x = 5,940.68 × 2,872.41
  4. Step 4: Simplify right side
    3,959.08x = 17,064,068.64
  5. Step 5: Solve for x
    x = 17,064,068.64/3,959.08
  6. Step 6: Final answer
    x = 4,310.11

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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.